Wildfires are a natural part of the ecology of colder, boreal forests. The problem is we're starting to see signs of fires burning outside their normal patterns.
The United States wants to join the global initiative to plant 1 trillion trees. Here's how the U.S. government can do its part to make this a reality.
While agriculture and industry withdraw the majority of the world’s freshwater (70% and 19%, respectively), demand from households is rising precipitously.