Public transport is plentiful, cheap and easy in Hong Kong. Learn it. Use it. Love it. Get online to check out local bus, metro and ferry routes.
Driving on tires with low pressure will cost on average 100 kg of CO2 per year.
Old and dirty filters can deliver an extra 400 kg of CO2 per year!
Give your friends a lift. A full car is almost as efficient as public transport!
When replaceing your car, look for a lightweight model, or hybrid. Hybrid or low-emission cars are less polluting, and will get you a tax discount.
Flights are a major contributor to carbon footproints. A roundtrip between Hong Kong and London produces about 5.7 tonnes of CO2 per passenger. If you fly for business, consider jet-lag free video-conferencing. Choose direct flights, and when possible, vacation close to home.