National Academy Of Sciences Delivers Highly Readable Climate Change Warning

The US National Academy of Sciences and the UK Royal Society have achieved a breakthrough in readability with their new report, ...

How do scientists know that recent climate change is largely caused by human activities?
Scientists know that recent climate change is largely caused by human activities from an understanding of basic physics, comparing observations with models, and fingerprinting the detailed patterns of climate change caused by different human and natural influences.

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