Earth & Sky

Hear about a plan to divert the Mississippi River, in order to rebuild the coast ravaged by Hurricane Katrina and create a more sustainable coastal delta.

“Many children, while they’re pleased to be back, are showing symptoms of post-traumatic stress, depression, or problems when there’s a thunderstorm.” An expert talks about New Orleans children’s mental health in the aftermath of Hurricane Katrina.

Population expert Joel Cohen talks about the “complicated busisness” that’s the interaction between Earth’s rising human population and our planet’s biodiversity.

Earth is becoming more urbanized, according to the United Nations. Hear demographer Carl Haub talk about what ‘urban’ really means.

In this Clear Voices for Science podcast, ocean explorer Sylvia Earle talks about the human impact on and by Earth’s ocean, what it’s like to spend a 70th birthday swimming with whale sharks, scuba diving with Mr. Rogers, and more.

Take care of the ocean, says explorer Sylvia Earle, and it will take care of you. Earle talks about our human connection to the ocean, and the places around the planet she likes to call “hope spots.”