pollution

Underbrush is ablaze during a controlled burn in a young pine forest.

Episode

435

Trees Hold Their Breath

August 26, 2025

Plastic pollution covering Accra beach in Ghana.

Episode

431

Ocean Plastic Pollution

July 29, 2025

Sunscreen SPF 30 applied to a man’s back and photographed using normal and UV photography at a science festival.

Episode

421

Sunscreen, Coral and You

May 20, 2025

A forest impacted by wildfire in winter.

Episode

413

Wildfires Impact Snowpack

March 25, 2025

Firemen stand on a bridge over the Cuyahoga River in November 1952 to spray water on the tug Arizona

Episode

373

The Burning River

June 18, 2024

Lightning

Episode

292

Lightning Cleans the Atmosphere

November 30, 2022

Episode

275

It’s Always Oyster Season

August 3, 2022

Episode

248

Smoky Stratosphere

January 23, 2022

Episode

102

Core of the Realm

April 1, 2019

Episode

100

Full Steam Ahead

March 18, 2019

Episode

75

What a Waste!

September 24, 2018

Episode

33

The Great Smog

December 4, 2017