Ozone Layer
b"Ozone: Keep It Up Where It Belongs
Guest:\\xa0Paul Newman,\\xa0Chief Scientist for Earth Sciences at NASA\\xa0
A couple decades ago, we were all obsessed with the ozone layer. Today we speak with NASA scientist Paul Newman about how it became\\xa0threatened and the road to atmospheric recovery.
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Up In Flames
Guest:\\xa0Ben Abbott,\\xa0Professor of Plant and Wildlife Sciences at Brigham Young University
Every year\\xa0there seem to be more wildfires than the year before. That isn\\u2019t your imagination\\u2014Ben Abbott explains the increasing rates of wildfires around the world. We also talk megafires, a new breed of wildfire that we don\\u2019t yet totally understand. We're managing forests better, but we now have to deal with the side effects of climate change."