October 20, 2006: Open Lines - Invisibility | Global Climate Change - Dr. Roy Spencer

Climate scientist Dr. Roy Spencer questions whether mankind is primarily responsible for global warming, pointing to natural cloud variability as a major overlooked factor in climate models. Full show notes, transcript, guests, and related listening: https://artbellarchive.org/episode/october-20-2006-open-lines-invisibility-global-climate-change-dr-roy-spencer