Bill McKibben - Envisioning a Regenerative Future - April 15, 2020. Interviewers, Seth Itzkan & Karl Thidemann, Soil4Climate Inc. Bill McKibben is a co-founder and Senior Advisor at 350.org, an international climate campaign that works in 188 countries around the world. In 1988 he wrote The End of Nature, the first book for a common audience about global warming. In this interview McKibben discusses natural drawdown strategies, including soil restoration.