We report greenhouse gas (GHG) emissions in carbon dioxide equivalent (CO 2e) units, which is a measure for comparing greenhouse gases based on their heating effect over a period of time, compared to that of an equivalent amount of carbon dioxide as the reference The UK produces an annual greenhouse gas inventory, a consistent time series of UK greenhouse gas emissions from 1990 onwards Official statistics on UK greenhouse gas emissions are also produced Over 80 percent of US carbon dioxide emissions come from burning oil and natural gas Global GHG emissions from the manufacture and use of oil and gas sold by just the two largest USbased Where Are Us Emissions After Four Years Of President Trump Greenhouse gas emissions cause global warming