The Bay checkerspot butterfly’s story is all too familiar. It was once a common sight in the San Francisco Bay area, but development and invasive plants have wiped out much of its grassland habitat.
Conservationists have tried to save the butterfly by saving the remaining patches where it survives. But thanks to global warming, that may not be good enough.
Climate scientists expect that the planet will become warmer in the next century if humans continue to produce greenhouse gases like carbon dioxide. The California Climate Change Center projects the state’s average temperature will rise 2.6 to 10.8 degrees Fahrenheit. Warming is also expected to cause bigger swings in rainfall.
Continue reading “A Radical Step to Preserve a Species: Assisted Migration” →