Worldwide, humans now occupy more than twice as much land in flood-prone areas as they did four decades ago, according to a new study in the journal Nature.
The increase in sea levels, extreme weather, and wildfires, some of it the result of climate change, has made nearly nearly half of Americans feel more threatened by the changing climate, a poll finds.
About 3% of the country's power comes from coal, but plans to build 29 coal plants in the next two decades would increase this to 35%, government data shows.
