4:20 | On the eve of Earth Day, researchers Jared Gonet, Dr. Jeffrey Farner, and Dr. Evan Davies take us into the work they're doing to protect the planet. The conversation covers incorporating Indigenous worldviews with more "western" ideas of conservation, microplastics and nanoplastics in the world's water supply, and computer models informing our understanding of future water demand.

34:20 | A group of engaged citizens continues to fight a proposed solar farm in Edmonton's river valley. Kristine Kowalchuk, chair of the Edmonton River Valley Conservation Coalition, explains why they believe the proposed location is a bad fit, and what she wants the public to do about it. 

Learn more: https://www.ervcc.com/

43:39 | Ukraine's defence ministry is using Clearview AI facial recognition to identify Russian soldiers on the battlefield, at checkpoints, and elsewhere. Ethically Aligned AI CEO Katrina Ingram explains why the technology is so controversial, and how it does (or will) impact people around the world.