Huffington Post: Scientists say if we keep burning fossil fuels at the same rate, pretty soon "what we think of as extreme summer heat" will become "typical."
Deadly, record-breaking heat and wildfires sweeping across the Southwestern U.S. are a clear sign of manmade climate change at work, scientists say.
Triple-digit temperatures began scorching Nevada, California, Arizona, Utah and New Mexico early this week. Some of the most intense heat was recorded throughout Arizona, where four hikers died in separate...