Humans Are Responsible for Nearly All Modern Global Warming

No special reason for this post, but in case anyone ever suggests to you that, sure, global warming is real, but we don’t know how much is caused by humans—well, yes we do:

This is from the Fourth National Climate Assessment, which states with high confidence that “the likely contributions of natural forcing and internal variability to global temperature change over that period [1951-2010] are minor.” If you want to see all the human causes broken down further, here you go:

We humans have done things that both increase and decrease the amount of solar heat being trapped on the earth. However, they don’t balance out: the increases are far greater than the decreases. The result is global warming.

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ONE MORE QUICK THING:

Or at least we hope. It’s fall fundraising time, and we’re trying to raise $250,000 to help fund Mother Jones’ journalism during a shorter than normal three-week push.

If you’re reading this, a fundraising pitch at the bottom of an article, you must find our team’s reporting valuable and we hope you’ll consider supporting it with a donation of any amount right now if you can.

It’s really that simple. But if you’d like to read a bit more, our membership lead, Brian Hiatt, has a post for you highlighting some of our newsroom's impressive, impactful work of late—including two big investigations in just one day and covering voting rights the way it needs to be done—that we hope you’ll agree is worth supporting.

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