This Green Earth | September 26, 2023

Donald Anderson, the Director of the US National Office for Harmful Algal Blooms at the Woods Hole Oceanographic Institute, talks about algal blooms that are growing bigger and more frequent worldwide as ocean temperatures rise. (01:37)Then, author Dr. Michael Mann discusses his latest book, "Our Fragile Moment: How Lessons from Earth’s Past Can Help Us Survive the Climate Crisis." (23:35)