TED Radio Hour: Toxic

On the TED Radio Hour this sunday, 31st October

It's an unpleasant thought, but we're exposed to toxins every day. In this week's show, TED speakers ask: should we accept our toxic world as reality or can we make changes?

Filmmaker Holly Morris talks about her time with the "Babushkas of Chernobyl" -- the elderly women who decided to stay in Chernobyl, Ukraine, after the worst nuclear accident in history. 

It's estimated that we now have 30-50,000 different toxic chemicals in our bodies. Biologist Tyrone Hayes talks about the concerning effects of atrazine and BPA-two widely-used chemicals found in common products and in agriculture.

Ocean advocate Emily Penn has seen firsthand how much plastic ends up in the oceans. She explains how the toxins from plastic makes their way into our food chain and how we might be able to stop it.

Neuroscientist Jeff Iliff talks about his research, which explores how the brain naturally flushes out toxins during sleep

When Dr. Rishi Manchanda worked in a clinic in South Central Los Angeles, he saw that patients were getting sick because of toxic living conditions -- so he tried a unique treatment approach