9 ways we know humans caused climate change

What are the facts?

  • 97%of scientists say humans are the cause of global warming
  • 40%more carbon dioxide in the atmosphere since the Industrial Revolution
  • 70 millionmetric tons of carbon dioxide we add to the atmosphere daily

Sources: “Consensus on consensus,” U.S. National Climate Assessment and NOAA

https://www.edf.org/climate/9-ways-we-know-humans-triggered-climate-change?utm_medium=email&utm_source=wunderkind&utm_term=triggered&utm_campaign=edf_none_pd_acq&utm_content=email_browseabandonment_nr_4_of_4&utm_id=1598474481&ibx_source=c2igno6kbpmkb93nge60&ueh=d7268835a0d6f27c8efbf29f6e66c9ac86ed2caebd0741a9043694a520490283

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