In honor of Earth Day, we asked a few of our leading experts on climate change the following question: "What is the one critical action everyone should take on April 22 to save the planet?" Check out their advice.
Read MoreRenée Hetherington, author of Living in a Dangerous Climate, shares how we can make an impact this Earth Day.
Read MoreCharles Darwin’s theory of “natural selection,” competition, and “survival of the fittest” describes evolution during intervals of stability. It tells us that over time, slow and gradual change creates the fittest and most dominant species. Darwin’s evolutionary theory works well when climate is stable. But what happens when climate changes rapidly?
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