The 4th National Climate Assessment takes the temperature of climate change across the United States. The message? Adapt.
U.S. government agencies released a heavily anticipated new report about how climate change is impacting the United States. The 4th National Climate Assessment (NCA4) lays out a detailed picture of how communities across the country are already feeling the effects of climate change—from intensified risk of wildfires in California, to droughts slowing agricultural production in Iowa and much more.