Earth's Climate
How Renewable Energy Is Releasing a Gas Way Worse Than CO2
Elements
S4 E5

How Renewable Energy Is Releasing a Gas Way Worse Than CO2

Could a switch to renewable sources like wind and solar power actually emit more of the most potent greenhouse gas there is?

Could Ocean Cleanup’s New Interceptor Help Solve Our Plastic Problem?
Elements
S3 E106

Could Ocean Cleanup’s New Interceptor Help Solve Our Plastic Problem?

The Ocean Cleanup just released a new device to help clean up plastic in rivers before it reaches the ocean. So how does it work?

This Arctic Expedition Is Freezing a Ship for an Entire Year, Here’s Why
Elements
S3 E94

This Arctic Expedition Is Freezing a Ship for an Entire Year, Here’s Why

Scientists have just embarked on the world’s largest Arctic expedition. And their methods are quite unique.

Could Injecting Carbon Into the Earth Save Our Planet?
Elements
S3 E86

Could Injecting Carbon Into the Earth Save Our Planet?

Carbon pollution is being sucked from the sky and injected into underground rocks—will Climeworks’ ambitious plan to stop climate change work?

No, the Amazon Rainforest Doesn’t Produce 20% of Our Oxygen, Here’s Why
Elements
S3 E79

No, the Amazon Rainforest Doesn’t Produce 20% of Our Oxygen, Here’s Why

Contrary to popular belief, the Amazon forest doesn’t provide Earth with 20% of its oxygen supply. So how exactly do the fires currently destroying Earth's largest remaining rainforest affect us?

This Underground Antarctic Vault Will Stash the Planet's Frozen Secrets
Focal Point
S5 E2

This Underground Antarctic Vault Will Stash the Planet's Frozen Secrets

An international team of scientists has embarked on a continent-hopping expedition to build a future climate ice vault before the world's glaciers vanish forever.

How Close Are We to Living in the Ocean?
How Close Are We
S3 E8

How Close Are We to Living in the Ocean?

Sea level rise will threaten 90% of major cities in the coming decades. But what if we just dove in to meet it? How close are we to building a city in the ocean?

Here’s Why Repairing the Hole in the Ozone Layer Is Delayed by a Decade
Elements
S3 E52

Here’s Why Repairing the Hole in the Ozone Layer Is Delayed by a Decade

A mysterious spike in ozone destroying emissions, CFC-11, has finally been located to 2 provinces in China. But what is CFC-11 and what happens now?

Temperatures Could Rise If Earth Lost All Its Clouds, Here’s How
Elements
S3 E36

Temperatures Could Rise If Earth Lost All Its Clouds, Here’s How

Clouds are essential to regulating Earth's temperature, but what happens if they disappear?

Could This Secret Ingredient Make Meat Better for the Planet?
Focal Point
S4 E3

Could This Secret Ingredient Make Meat Better for the Planet?

Seaweed is on the menu! This superfood plucked from the ocean is being fed to a group of lucky California cows to curb their methane production, and the results might just save the planet.