For example, the carbon footprint of a car would include the carbon dioxide emitted by: The carbon footprint of a person during one year would consist of the total amount of carbon dioxide ...

But California officials have also been using the waiver to curb greenhouse gases like carbon dioxide, a chief cause of global warming. Gas-powered cars and other forms of transportation are the ...

Carbon emissions - in the form of carbon dioxide and methane - are what cause global warming and climate change. Unless you drive a car that runs on petrol or diesel, you might not think that you emit ...