Every Thursday, a new episode of Living Planet brings you environment stories from around the world, digging deeper into topics that touch our lives every day. The prize-winning, weekly half-hour radio magazine and podcast is produced by Deutsche Welle, Germany's international broadcaster - visit dw.com/environment for more.
Tensions mount over Vietnam's mass fish death, young Americans demand climate action, text messages help farmers reap better yields, and why climate change is making our food toxic.