Just one more: The rain forest, soybean farming and albedo.
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You know about Albedo. No not Libido, Albedo. Sunlight is to varying degrees reflected off the surface of the earth more or less back into space. That is Albedo.
Remember those puddles at the North Pole that at first everyone said were not important, then when someone realized that they were only puddles so a new meme formed and everyone said they are not important? They're important.
We are becoming aware of two very important changes in the Arctic that you need to know about. These are separate thing but related, and both are almost certainly the outcome of anthropogenic global warming (AGW). They are:
"There is no question that climate change is happening; the only arguable point is what part humans are playing in it." -David Attenborough