Living Planet

Alex Ootowak grew up watching narwhals, the “unicorns of the sea”, frolic in Canada’s Arctic waters. Then a nearby mine changed everything. In this episode, hear how underwater recordings reveal a decline in narwhals - and why scientists couldn’t research these enigmatic creatures without the Inuit community.

In cities around the world, rats aren't just surviving; they're thriving. Despite decades of poison, traps and control, they keep coming back. So, what is it about modern city life that suits them so well? From Berlin to New York, this is a story about what happens when urban systems start feeding "the rat problem".

Climate change is reshaping the world - but inside many churches, it’s barely spoken about. So what’s behind the silence? One believer whose passion for God’s creation started as a kid surrounded by manatees and mangroves, is urging US churches to reconnect faith with stewardship of the land.

Brock Yordy once helped extract fossil fuels; now, he’s using the same skills to tap the Earth’s heat for clean energy. His journey from oilfields to geothermal puts a new spotlight on a big question: can the industry that drove emissions now lead the way in reducing them? And if there’s so much power beneath our feet, what’s holding geothermal back?

Chemical recycling promises to transform plastic waste, and Houston is at the center of this big experiment in the US. While industry touts it as a breakthrough, activists are finding that much of the plastic doesn't get recycled after all. Is Houston leading the way to real change - or revealing the limits of the latest recycling fad?