This Green Earth | February 7, 2023

University of Massachusetts geosciences professor Julie Brigham-Grette researches glacial geology and Arctic palioenvironments. (01:51) Then, Asha Sharma, organizing committee-director of the Pesticide Action Network North America, explains a new report showing an expected increase in pesticide usage as climate change impacts pest pressures and problems. She shares the findings and what this could mean for the planet. (24:27)