Walk, bike or take public transport

The world’s roadways are clogged with vehicles, most of them burning diesel or gasoline. The world’s roadways are clogged with vehicles, most of them burning diesel or gasoline. Walking or riding a bike instead of driving will reduce greenhouse gas emissions -- and help your health and fitness. For longer distances, consider taking a train or bus. Living car-free can reduce your carbon footprint by up to 2 tons of CO2e per year compared to a lifestyle using a car.