Monarch Butterflies on the Rebound

Living on Earth
As recently as the mid 1990s, a billion or more Monarch butterflies fluttered through US and Canadian meadows in the summer and headed to forests in central Mexico in the winter, but habitat loss, pesticides and climate change have endangered their population. Host Steve Curwood discusses a recent survey indicating a rebound in Monarchs with Tierra Curry, Senior Scientist with the Center for Biological Diversity, and learns what the US and Mexico are doing to ensure that the species continues to recover. (published March 4, 2016)