Sustaining our environment

Your local environment

The family car .. How much do people in your household rely on a car to get around?

Car log .. Survey the use of a household car over a week

Passenger count .. Investigate whether we use motor vehicles unnecessarily

The cost of driving a car .. Work out how much it really costs to own and drive a car

The cost of transport .. Compare the costs of driving a car with alternatives like using public transport or taxis, and cycling

Reduce or eliminate-the fossil fuel frenzy .. Research vehicles that don't run on petrol

Smoky vehicles .. Why are some vehicles smoky?

Looking at exhaust particles .. Collect and identify particles from exhaust gas

Comparing exhausts .. How do exhaust particles vary from car to car?

Exhaustive testing .. Find out which gases are present in exhaust emissions

Measuring visual air quality .. How clear the air is can also provide some clues on air quality – an exercise to measure your local visual air quality or VAQ

VAQ record sheet .. Use this sheet to record your VAQ observations

VAQ results .. Record and analyse the results of your VAQ study

Hazy days .. Investigate the source of airborne particles, which can bring haze to your local skies

Photochemical smog .. All about smog – and the role played by weather in its formation

Measuring ozone .. Find out the local levels of ozone, an important component of smog

Acid rain .. Some pollutants can react with water in the air to form acids which dissolve in rain

Air pollution and plants .. Study the effects of the pollutant gas sulfur dioxide on plants

What's that smell? .. Using smell to trace the source of air pollutants

Whiffing out the source .. Sniff out where some local air pollutants are coming from ...

Quick quiz .. Test your knowledge about air pollution in Sydney

Page last updated: 27 February 2011