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Cars and driving

Petrol station

Your approach to driving can make a big difference to how much fuel you burn.

Cars can make busy lives easier. Yet you still have choices that can help you minimise your car use and lessen its impact on the environment. Try the following:

  • Make a phone call, send an email or get online instead of jumping in the car. It's amazing how much can be done from home now – banking, paying bills, health insurance claims, etc.
  • Do more in the one trip instead of making several trips. All it takes is a little planning. It will save time, too.
  • Walk or cycle when making short trips.
  • Examine your driving choices. Find out how much your car is costing you and consider how you can drive less. Getting rid of your household's second car will save on emissions and car registration, insurance and servicing costs too.
  • When you do choose to drive, remember your approach to driving can make a big difference to how much fuel you burn. Start enviro-driving and fill up with smarter fuels.
  • Car pool whenever you can or join a car share instead of owning one.
  • Choose wisely when purchasing a vehicle - consider supporting emerging technologies and buying a hybrid car.
  • Commit to a regular vehicle maintenance schedule to keep your car running efficiently.

Petrol station

Your approach to driving can make a big difference to how much fuel you burn.

Cars can make busy lives easier. Yet you still have choices that can help you minimise your car use and lessen its impact on the environment. Try the following:

  • Make a phone call, send an email or get online instead of jumping in the car. It's amazing how much can be done from home now – banking, paying bills, health insurance claims, etc.
  • Do more in the one trip instead of making several trips. All it takes is a little planning. It will save time, too.
  • Walk or cycle when making short trips.
  • Examine your driving choices. Find out how much your car is costing you and consider how you can drive less. Getting rid of your household's second car will save on emissions and car registration, insurance and servicing costs too.
  • When you do choose to drive, remember your approach to driving can make a big difference to how much fuel you burn. Start enviro-driving and fill up with smarter fuels.
  • Car pool whenever you can or join a car share instead of owning one.
  • Choose wisely when purchasing a vehicle - consider supporting emerging technologies and buying a hybrid car.
  • Commit to a regular vehicle maintenance schedule to keep your car running efficiently.


Driving choices

How much is your car costing you?

The Federal Government's Annual Fuel Cost Calculator lets you work out how much you spend on fuel each year depending on how many kms and the type of car you drive, based on the current cost of fuel.

Work out how much you're paying to have your own car with the NRMA calculator. It takes into account everything from capital costs to comprehensive insurance for more than 450 types of cars.

The Federal Government's Annual Fuel Cost Calculator lets you work out how much you spend on fuel each year depending on how many kms and the type of car you drive, based on the current cost of fuel.

Work out how much you're paying to have your own car with the NRMA calculator. It takes into account everything from capital costs to comprehensive insurance for more than 450 types of cars.

Drive 1 kilometre less a day

If each of the 1.8 million registered car owners in Sydney drove just one kilometre less a day, we could save nearly 80 million litres of fuel and more than 180,000 tonnes of greenhouse gas emissions a year*.

* Calculation based on 1,887,406 registered passenger vehicles in the Sydney region (ABS).

If each of the 1.8 million registered car owners in Sydney drove just one kilometre less a day, we could save nearly 80 million litres of fuel and more than 180,000 tonnes of greenhouse gas emissions a year*.

* Calculation based on 1,887,406 registered passenger vehicles in the Sydney region (ABS).

Choose smarter fuels

Switch your vehicle to LPG – you'll cut your carbon dioxide emissions by 15 per cent, compared to petrol vehicles, and particle pollution by 90 per cent, compared to diesel vehicles. Plus, filling up is cleaner as vapours can't escape into the air. The Federal Government's LPG Vehicle Scheme offers grants of up to $2,000.

Switch your vehicle to LPG – you'll cut your carbon dioxide emissions by 15 per cent, compared to petrol vehicles, and particle pollution by 90 per cent, compared to diesel vehicles. Plus, filling up is cleaner as vapours can't escape into the air. The Federal Government's LPG Vehicle Scheme offers grants of up to $2,000.

Start enviro-driving

Peak hour traffic

Another way to cut back on your driving is to do more in the one trip instead of making several trips.
Image courtesy of B. Peters

You could be using 30 per cent more fuel than you need to. That's because the way you drive and how you look after your car directly affects how much fuel you use.

  • Drive smoothly and use 20 per cent less fuel - no erratic speeding up and slowing down. It's also much safer and will do wonders for your stress levels!
  • Drive in the right gear - too low or too high gears use more fuel.
  • Turn off the engine if you will be waiting for more than 30 seconds - idling for longer than that uses more petrol than restarting the engine.
  • Slow down - high speed means high fuel consumption.
  • Don't 'warm-up' your car while stationary - it will warm up as you drive.
  • Switch off the air conditioning - you use about 10 per cent more fuel with it on.
  • Travel light - remove unnecessary things from the boot and any roof racks you're not using. It takes more fuel to carry that extra weight around.
  • Skip the car for short trips - your car's pollution control equipment only works effectively once the engine is warm so short trips generate much more pollution. Walk or ride instead.
  • Try car pooling to work and pooling with other parents to drive children to sport or school.
  • Plan your trip - good planning avoids delays and means you can all your errands in one trip. You can find out about changed traffic arrangements to help plan your travel during special events on the RTA website.
  • Keep your car regularly tuned and maintained and cut car pollution by up to 25 per cent - you'll also save on fuel consumption.
  • In summer, refuel your car during a cooler part of the day or when it is overcast. The hotter it is, the faster the petrol will evaporate and create toxic vapours. Remember one click from the pump means the tank is full - overfilling can cause spills and even more fumes. Always keep petrol tanks and containers tightly sealed.
Peak hour traffic

Another way to cut back on your driving is to do more in the one trip instead of making several trips.
Image courtesy of B. Peters

You could be using 30 per cent more fuel than you need to. That's because the way you drive and how you look after your car directly affects how much fuel you use.

  • Drive smoothly and use 20 per cent less fuel - no erratic speeding up and slowing down. It's also much safer and will do wonders for your stress levels!
  • Drive in the right gear - too low or too high gears use more fuel.
  • Turn off the engine if you will be waiting for more than 30 seconds - idling for longer than that uses more petrol than restarting the engine.
  • Slow down - high speed means high fuel consumption.
  • Don't 'warm-up' your car while stationary - it will warm up as you drive.
  • Switch off the air conditioning - you use about 10 per cent more fuel with it on.
  • Travel light - remove unnecessary things from the boot and any roof racks you're not using. It takes more fuel to carry that extra weight around.
  • Skip the car for short trips - your car's pollution control equipment only works effectively once the engine is warm so short trips generate much more pollution. Walk or ride instead.
  • Try car pooling to work and pooling with other parents to drive children to sport or school.
  • Plan your trip - good planning avoids delays and means you can all your errands in one trip. You can find out about changed traffic arrangements to help plan your travel during special events on the RTA website.
  • Keep your car regularly tuned and maintained and cut car pollution by up to 25 per cent - you'll also save on fuel consumption.
  • In summer, refuel your car during a cooler part of the day or when it is overcast. The hotter it is, the faster the petrol will evaporate and create toxic vapours. Remember one click from the pump means the tank is full - overfilling can cause spills and even more fumes. Always keep petrol tanks and containers tightly sealed.

Driving in and around tunnels

When travelling through tunnels, close all windows and vents and re-circulate air.

Air quality standards in tunnels are generally met.
Image courtesy of the RTA

While air quality standards are generally being met around tunnels, you can reduce your exposure to vehicle emissions.

When travelling through tunnels, close all windows and vents and re-circulate air.

Visit the NSW Health website for information about tunnels and a 2002 study into personal exposure to air pollutants via different modes of urban transport.

If you would like more information on the effects of air pollution on asthma, contact NSW Health on 02 9816 0234 or the Asthma Foundation NSW on 1800 645 130.

When travelling through tunnels, close all windows and vents and re-circulate air.

Air quality standards in tunnels are generally met.
Image courtesy of the RTA

While air quality standards are generally being met around tunnels, you can reduce your exposure to vehicle emissions.

When travelling through tunnels, close all windows and vents and re-circulate air.

Visit the NSW Health website for information about tunnels and a 2002 study into personal exposure to air pollutants via different modes of urban transport.

If you would like more information on the effects of air pollution on asthma, contact NSW Health on 02 9816 0234 or the Asthma Foundation NSW on 1800 645 130.



Car pool

Car pooling and car sharing

Car pooling and car sharing is a great way to reduce the number of cars on the road.
Image courtesy of TravelSmart

Ever noticed how many cars on the road have only one person in them? Share rides with friends or set up a car pool for your workplace instead. It's a great way to take cars off the road – every person in your car is one less car on the road.

By alternating days with even one driver, you'll save quite a bit of money, not just in fuel but also in maintenance costs as the number of kilometres you travel each week more or less halves.

There is a wide range of commercial and free car pooling schemes operating across the state including.

Western Sydney Carpool – despite the name this service covers the whole of Sydney, with a focus on those commuting to the Western Suburbs. Clear the air is a financial supporter of this initative.

North of Sydney try:

Northern Rivers Carpool 

Mid North Coast Carpool 

If these do not cover your area enter the search terms "car pooling nsw" or "car pooling sydney" into your favourite search engine to find a scheme operating in your area.

The TravelSmart website has more on car pooling.

Car pooling and car sharing

Car pooling and car sharing is a great way to reduce the number of cars on the road.
Image courtesy of TravelSmart

Ever noticed how many cars on the road have only one person in them? Share rides with friends or set up a car pool for your workplace instead. It's a great way to take cars off the road – every person in your car is one less car on the road.

By alternating days with even one driver, you'll save quite a bit of money, not just in fuel but also in maintenance costs as the number of kilometres you travel each week more or less halves.

There is a wide range of commercial and free car pooling schemes operating across the state including.

Western Sydney Carpool – despite the name this service covers the whole of Sydney, with a focus on those commuting to the Western Suburbs. Clear the air is a financial supporter of this initative.

North of Sydney try:

Northern Rivers Carpool 

Mid North Coast Carpool 

If these do not cover your area enter the search terms "car pooling nsw" or "car pooling sydney" into your favourite search engine to find a scheme operating in your area.

The TravelSmart website has more on car pooling.



Car share

A great alternative to owning a car is sharing one. Especially if you don't drive every day but need a car every now and then or just on weekends. Generally, car share schemes work like this:

  • You pay a monthly fee to get access to the car network. This generally comes to less than what you'd pay in car repayments or for car rental.
  • You reserve a car in advance either online or by phoning.
  • Cars can be picked up from and returned to designated car spaces.
  • You don't have to pay for petrol, insurance or maintenance and you never have to clean a car again!

It makes car sharing a great way to get into the habit of planning your trips and relying less on cars.

Having a car can cost anything from $120 - $415 a week, depending on the type of car you drive. That's a lot to pay, especially for light drivers. Save money and join a car share scheme. The City of Sydney website outlines the many benefits of car sharing.

Work out how much you're paying to have your own car with the NRMA calculator. It takes into account everything from capital costs to comprehensive insurance for more than 450 types of cars.

The Department of Environment, Water, Heritage and the Arts website has more information on the history and future of car share.

A great alternative to owning a car is sharing one. Especially if you don't drive every day but need a car every now and then or just on weekends. Generally, car share schemes work like this:

  • You pay a monthly fee to get access to the car network. This generally comes to less than what you'd pay in car repayments or for car rental.
  • You reserve a car in advance either online or by phoning.
  • Cars can be picked up from and returned to designated car spaces.
  • You don't have to pay for petrol, insurance or maintenance and you never have to clean a car again!

It makes car sharing a great way to get into the habit of planning your trips and relying less on cars.

Having a car can cost anything from $120 - $415 a week, depending on the type of car you drive. That's a lot to pay, especially for light drivers. Save money and join a car share scheme. The City of Sydney website outlines the many benefits of car sharing.

Work out how much you're paying to have your own car with the NRMA calculator. It takes into account everything from capital costs to comprehensive insurance for more than 450 types of cars.

The Department of Environment, Water, Heritage and the Arts website has more information on the history and future of car share.


Vehicle maintenance

How well you look after your car directly affects how much fuel you burn.

A vehicle that isn’t serviced regularly uses a lot more fuel and produces much more pollution than a well maintained one. A smoky exhaust is an obvious sign of a polluting vehicle, but many pollutants are invisible so your car could be a big polluter without you knowing it. Without regular servicing, you’re also much more likely to break down, which causes traffic congestion and even more air pollution, not to mention the inconvenience to you!

How well you look after your car directly affects how much fuel you burn.

A vehicle that isn’t serviced regularly uses a lot more fuel and produces much more pollution than a well maintained one. A smoky exhaust is an obvious sign of a polluting vehicle, but many pollutants are invisible so your car could be a big polluter without you knowing it. Without regular servicing, you’re also much more likely to break down, which causes traffic congestion and even more air pollution, not to mention the inconvenience to you!

Have your car regularly serviced and tuned

You could save up to 10 per cent of your fuel consumption not to mention air pollution and greenhouse gases.

You could save up to 10 per cent of your fuel consumption not to mention air pollution and greenhouse gases.

Inflate your tyres to the recommended pressure

This is perhaps the easiest and most overlooked way to improve your car’s fuel performance. Tyres with low pressure have more contact with the road which creates more drag and means your car engine has to work harder to pull the car along. Check your car’s manual to find out the ideal tyre pressure for your car. You can also look for your car’s tyre placard – a sticker most likely found along your door jamb, inside your glove box or under your sun visor. The Auto Awareness Safety Program website has a downloadable Tyre Safety Checklist (PDF, 694kb) with more details.

If you want to get even more serious, next time you’re due to get new tyres, get low rolling resistance ones. These are harder than normal tyres and can improve fuel efficiency by 6 per cent. Check with your tyre retailer.

This is perhaps the easiest and most overlooked way to improve your car’s fuel performance. Tyres with low pressure have more contact with the road which creates more drag and means your car engine has to work harder to pull the car along. Check your car’s manual to find out the ideal tyre pressure for your car. You can also look for your car’s tyre placard – a sticker most likely found along your door jamb, inside your glove box or under your sun visor. The Auto Awareness Safety Program website has a downloadable Tyre Safety Checklist (PDF, 694kb) with more details.

If you want to get even more serious, next time you’re due to get new tyres, get low rolling resistance ones. These are harder than normal tyres and can improve fuel efficiency by 6 per cent. Check with your tyre retailer.

Get your vehicle tested for emissions

Vehicle emissions testing is a free service provided by the RTA (Roads and Traffic Authority). It lets you check if your vehicle is smoky or emitting high levels of emissions you can't see.

The emissions check takes about 30 minutes and can be booked by ringing the RTA Customer Service Centre on 137 AIR (137 247). There are two testing sites in Sydney - Botany and Penrith.

Vehicle emissions testing is a free service provided by the RTA (Roads and Traffic Authority). It lets you check if your vehicle is smoky or emitting high levels of emissions you can't see.

The emissions check takes about 30 minutes and can be booked by ringing the RTA Customer Service Centre on 137 AIR (137 247). There are two testing sites in Sydney - Botany and Penrith.

Reduce particle emissions from your diesel vehicle

Regular vehicle maintenance is the best way to reduce emissions from diesel vehicles. You could also fit your diesel vehicle with an exhaust treatment device to reduce diesel particle pollution.

Anyone with a NSW registered diesel vehicle can join the RTA’s Clean Fleet maintenance program to reduce their air pollution and save costs. Phone 1300 364 847 for more information.

If you drive an older diesel vehicle, especially around populated areas, consider driving it less to reduce the harmful health impacts from particle pollution.

Regular vehicle maintenance is the best way to reduce emissions from diesel vehicles. You could also fit your diesel vehicle with an exhaust treatment device to reduce diesel particle pollution.

Anyone with a NSW registered diesel vehicle can join the RTA’s Clean Fleet maintenance program to reduce their air pollution and save costs. Phone 1300 364 847 for more information.

If you drive an older diesel vehicle, especially around populated areas, consider driving it less to reduce the harmful health impacts from particle pollution.

Help get smoky vehicles off the road

It's an offence for a vehicle to emit smoke for more than 10 seconds. If you see a smoky vehicle with NSW plates, report it online within 10 days or phone the Environment Line on 131 555 (24hrs).

It's an offence for a vehicle to emit smoke for more than 10 seconds. If you see a smoky vehicle with NSW plates, report it online within 10 days or phone the Environment Line on 131 555 (24hrs).

Don't tamper with emissions reduction equipment

There are 'anti-tampering' rules which make it an offence to disconnect emissions reduction equipment in a vehicle. The rules are enforced by police and council officers through random inspections operations.

If you're replacing one type of equipment with another, make sure your vehicle still complies with its original emissions limits (i.e. for that particular year model).

There are 'anti-tampering' rules which make it an offence to disconnect emissions reduction equipment in a vehicle. The rules are enforced by police and council officers through random inspections operations.

If you're replacing one type of equipment with another, make sure your vehicle still complies with its original emissions limits (i.e. for that particular year model).



Vehicle purchase

Cars have come a long way. Emissions from new cars have been reduced by 32-67 per cent through tighter standards. New standards for car and truck emissions introduced in 2008-09, cut emissions even more.

Just think - a car manufactured between 2003-2007 has almost a third of the carbon monoxide and NOx emissions as a car manufactured 10 years earlier.

Cars have come a long way. Emissions from new cars have been reduced by 32-67 per cent through tighter standards. New standards for car and truck emissions introduced in 2008-09, cut emissions even more.

Just think - a car manufactured between 2003-2007 has almost a third of the carbon monoxide and NOx emissions as a car manufactured 10 years earlier.

What to look for

Next time you buy a car, buy a newer, smaller car and save on fuel use and CO2 emissions. Keep the following in mind:

  • A 2.0 litre engine uses about 10 per cent more fuel than a 1.5 litre engine – check the fuel consumption.
  • A large car costs about $50 a week more in operating costs than a small or light car.
  • What are you going to use the car for? Do you really need a big car or could you go smaller?
  • Could you get away with a scooter instead? They can use as little as 2.0 L/100 km and you’ll also save on parking.
  • Diesel vehicles are more fuel-efficient than petrol ones, especially during highway driving, but can potentially produce far more air pollution so make sure you buy a model with a particle filter fitted.
  • Hybrids are a good choice for city driving.
  • Some of the top low-emissions vehicles are in the medium price range.

Since almost half of all passenger cars sold in any one year are still on the road ten years later, making a smart choice now will pay off for years to come.

Next time you buy a car, buy a newer, smaller car and save on fuel use and CO2 emissions. Keep the following in mind:

  • A 2.0 litre engine uses about 10 per cent more fuel than a 1.5 litre engine – check the fuel consumption.
  • A large car costs about $50 a week more in operating costs than a small or light car.
  • What are you going to use the car for? Do you really need a big car or could you go smaller?
  • Could you get away with a scooter instead? They can use as little as 2.0 L/100 km and you’ll also save on parking.
  • Diesel vehicles are more fuel-efficient than petrol ones, especially during highway driving, but can potentially produce far more air pollution so make sure you buy a model with a particle filter fitted.
  • Hybrids are a good choice for city driving.
  • Some of the top low-emissions vehicles are in the medium price range.

Since almost half of all passenger cars sold in any one year are still on the road ten years later, making a smart choice now will pay off for years to come.

Why fuel consumption comes first

Fuel consumption label

Image courtesy of the Department of Infrastructure, Transport, Regional Development and Local Government Green Vehicle Guide, 2008

Given the price of petrol these days, it's little wonder smaller, more fuel efficient cars are becoming increasingly popular. They can cost much less to run and re-fuel.

For example, if you travel the national average distance of 15,000 km per year and replace your big car (e.g. fuel consumption of about 10-15 L/100 km) with a smaller one (e.g. 5-8 L/100 km), you can save up to $40 a week in fuel costs ($2,080 per year) and $300 a week in running costs ($15,600 per year).

Look for the fuel consumption label on the windscreen of new vehicles - all new passenger cars, off road vehicles and light commercial vehicles sold in Australia must display these on the front windscreen. You can find out how many litres of fuel a vehicle will use to travel 100 kilometres and how many grams of carbon dioxide the vehicle would emit for each kilometre. There can be a 30% difference even between similar sized cars so it is important to check this. The lower the numbers, the better the vehicle.

Since October 2008, fuel labels on new model vehicles have shown both the urban and open road consumption figures. This applies to all new cars sold from April 2009. If you do most of your driving in the city, pay closer attention to the urban fuel consumption figure.

If you can't upgrade to a newer or more fuel-efficient vehicle or a hybrid consider using your car less, especially if it uses a lot of fuel or was manufactured before 1997 and is therefore more polluting.

Fuel consumption label

Image courtesy of the Department of Infrastructure, Transport, Regional Development and Local Government Green Vehicle Guide, 2008

Given the price of petrol these days, it's little wonder smaller, more fuel efficient cars are becoming increasingly popular. They can cost much less to run and re-fuel.

For example, if you travel the national average distance of 15,000 km per year and replace your big car (e.g. fuel consumption of about 10-15 L/100 km) with a smaller one (e.g. 5-8 L/100 km), you can save up to $40 a week in fuel costs ($2,080 per year) and $300 a week in running costs ($15,600 per year).

Look for the fuel consumption label on the windscreen of new vehicles - all new passenger cars, off road vehicles and light commercial vehicles sold in Australia must display these on the front windscreen. You can find out how many litres of fuel a vehicle will use to travel 100 kilometres and how many grams of carbon dioxide the vehicle would emit for each kilometre. There can be a 30% difference even between similar sized cars so it is important to check this. The lower the numbers, the better the vehicle.

Since October 2008, fuel labels on new model vehicles have shown both the urban and open road consumption figures. This applies to all new cars sold from April 2009. If you do most of your driving in the city, pay closer attention to the urban fuel consumption figure.

If you can't upgrade to a newer or more fuel-efficient vehicle or a hybrid consider using your car less, especially if it uses a lot of fuel or was manufactured before 1997 and is therefore more polluting.



Emerging technologies

Burning fossil fuels like coal for electricity and oil for transport is responsible for a great deal of air pollution and greenhouse gases.

Where transport is concerned, there are some exciting new alternatives now available and even more being developed to reduce our dependence on oil. The greater the demand for these, the more investment they’ll attract and more feasible and affordable they’ll become.

  • Hybrid cars

    The most readily available of the emerging new breed of cars are hybrids. These use electricity and petrol to power the motor: petrol when it’s accelerating, electricity when it’s slowing or idling. Unlike electric cars, they don’t need to be plugged in - their batteries are recharged by the petrol engine.

    While hybrids generally cost more to buy, they are likely to save you money in the long run as they can use up to 50 per cent less fuel than petrol only vehicles and produce up to 80 per cent fewer emissions.

    Of course, this depends on the load being carried and the sort of driving being done. Hybrids are ideal for commuting in urban areas where they’re generally driven at relatively low speeds. Travelling on the open road at high speeds, however, means the relatively small petrol engine has to work extra hard which reduces fuel efficiency.

  • Electric cars

    While the technology for electric cars has been around for a while, they’re slowly making a comeback overseas. Designs range from high performance vehicles to stackable mini-cars that can be recharged at public recharging stations. All can be recharged using a standard power point.

    There are plenty of pros and cons with electric cars. In terms of air quality, they might not burn petrol but they still require coal to be burned in order to run on electricity and that still generates large amounts of air pollution and greenhouse gas emissions. Then again, they could be run using electricity generated by renewable energy. The debate continues.

  • Plug-in hydrogen electric vehicles (PHEVs)

    These are like normal hybrids except they have larger batteries and can be recharged from a regular power outlet.

    To find out more, visit the California Cars Initiative website and the US Energy Efficiency and Renewable Energy website.

  • Hydrogen cars

    Hydrogen electric cars can work in two ways:

     

    • One runs on a hydrogen cell with converts hydrogen and oxygen into pure water and electricity which fuels the car. This generates no air pollution.
    • The other has a modified car engine which burns hydrogen to produce mostly water plus small amounts of NOx and hydrocarbons.

    An ABC online fact sheet elaborates on this in very simple terms.

    The Department of Resources, Energy and Tourism website provides details on a Hydrogen Technology Roadmap being developed for the Council of Australian Governments (COAG) which will explore the potential to develop a hydrogen economy in Australia.

  • Biofuels

    Biodiesel and ethanol are the most common forms of biofuels.

    • Biodiesel can be made from oilseed crops, recycled cooking oil or waste animal fat and is available at some service stations in NSW. To see if you can use it in your car, check with your car dealership as well as the fuel supplier to make sure it meets national fuel standards. The Federal Chamber of Automotive Industries website has more information.
    • Ethanol can be made from sugar or grain. A 10 per cent ethanol/petrol blend (E10) is available at most service stations but as it increases fuel consumption by about 3.5 per cent, make sure you pay around 3.5 per cent less for it. To see if your car can run on ethanol blended petrol, visit the Federal Chamber of Automotive Industries website. One of the benefits associated with ethanol blended fuels is reduced PM2.5 emissions. You can read about the health benefits associated with ethanol use in the Commonwealth Government report: Evaluating the Health Impacts of Ethanol Blend Petrol.

Burning fossil fuels like coal for electricity and oil for transport is responsible for a great deal of air pollution and greenhouse gases.

Where transport is concerned, there are some exciting new alternatives now available and even more being developed to reduce our dependence on oil. The greater the demand for these, the more investment they’ll attract and more feasible and affordable they’ll become.

  • Hybrid cars

    The most readily available of the emerging new breed of cars are hybrids. These use electricity and petrol to power the motor: petrol when it’s accelerating, electricity when it’s slowing or idling. Unlike electric cars, they don’t need to be plugged in - their batteries are recharged by the petrol engine.

    While hybrids generally cost more to buy, they are likely to save you money in the long run as they can use up to 50 per cent less fuel than petrol only vehicles and produce up to 80 per cent fewer emissions.

    Of course, this depends on the load being carried and the sort of driving being done. Hybrids are ideal for commuting in urban areas where they’re generally driven at relatively low speeds. Travelling on the open road at high speeds, however, means the relatively small petrol engine has to work extra hard which reduces fuel efficiency.

  • Electric cars

    While the technology for electric cars has been around for a while, they’re slowly making a comeback overseas. Designs range from high performance vehicles to stackable mini-cars that can be recharged at public recharging stations. All can be recharged using a standard power point.

    There are plenty of pros and cons with electric cars. In terms of air quality, they might not burn petrol but they still require coal to be burned in order to run on electricity and that still generates large amounts of air pollution and greenhouse gas emissions. Then again, they could be run using electricity generated by renewable energy. The debate continues.

  • Plug-in hydrogen electric vehicles (PHEVs)

    These are like normal hybrids except they have larger batteries and can be recharged from a regular power outlet.

    To find out more, visit the California Cars Initiative website and the US Energy Efficiency and Renewable Energy website.

  • Hydrogen cars

    Hydrogen electric cars can work in two ways:

     

    • One runs on a hydrogen cell with converts hydrogen and oxygen into pure water and electricity which fuels the car. This generates no air pollution.
    • The other has a modified car engine which burns hydrogen to produce mostly water plus small amounts of NOx and hydrocarbons.

    An ABC online fact sheet elaborates on this in very simple terms.

    The Department of Resources, Energy and Tourism website provides details on a Hydrogen Technology Roadmap being developed for the Council of Australian Governments (COAG) which will explore the potential to develop a hydrogen economy in Australia.

  • Biofuels

    Biodiesel and ethanol are the most common forms of biofuels.

    • Biodiesel can be made from oilseed crops, recycled cooking oil or waste animal fat and is available at some service stations in NSW. To see if you can use it in your car, check with your car dealership as well as the fuel supplier to make sure it meets national fuel standards. The Federal Chamber of Automotive Industries website has more information.
    • Ethanol can be made from sugar or grain. A 10 per cent ethanol/petrol blend (E10) is available at most service stations but as it increases fuel consumption by about 3.5 per cent, make sure you pay around 3.5 per cent less for it. To see if your car can run on ethanol blended petrol, visit the Federal Chamber of Automotive Industries website. One of the benefits associated with ethanol blended fuels is reduced PM2.5 emissions. You can read about the health benefits associated with ethanol use in the Commonwealth Government report: Evaluating the Health Impacts of Ethanol Blend Petrol.


Find out more

The Green Vehicle Guide rates all new Australian passenger, four-wheel drive and light commercial vehicles based on fuel consumption, and greenhouse and air pollution emissions.

You can look up the fuel consumption of cars made after 1986 listed by the Department of Environment, Water, Heritage and the Arts.

Check the cars on your shortlist for how well they perform in terms of fuel efficiency and air pollution emissions through the Car Ecometer on the Victoria EPA site.

The NRMA website lists all types of fuels available and the difference between them.

Learn more about biofuels on the CSIRO website.

The Green Vehicle Guide rates all new Australian passenger, four-wheel drive and light commercial vehicles based on fuel consumption, and greenhouse and air pollution emissions.

You can look up the fuel consumption of cars made after 1986 listed by the Department of Environment, Water, Heritage and the Arts.

Check the cars on your shortlist for how well they perform in terms of fuel efficiency and air pollution emissions through the Car Ecometer on the Victoria EPA site.

The NRMA website lists all types of fuels available and the difference between them.

Learn more about biofuels on the CSIRO website.


 
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