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How To Calculate Your Carbon Footprint

Green Business Bureau

But there are other GHGs that contribute significantly to human-induced global warming such as methane (CH 4 ), nitrous oxide (N 2 0), refrigerant gasses (HFCs, PFCs, and CFCs), sulfur hexafluoride (SF 6 ), water vapor (H 2 0), and ozone (O 3 ). This translation is based on the global warming potential (GWP) of a given GHG.

Carbon 78
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Climate Change: Where Are We Now?

Unsustainable

Photo Credit: REUTERS While some politicians and citizens continue to deny the existence of man-made global warming, the evidence supporting it continues to grow. Note: This graph illustrates the change in global surface temperature relative to 1951-1980 average temperatures. The year 2016 ranks as the warmest on record.