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Climate Change

Tiny, living stones of the sea

How limestone-covered algae sway global climate — and how their fate may shift as the oceans acidify

Toward greener plastics

Researchers and companies are working on new kinds of biodegradable packaging, bottles and other products that break down like compost. 

As climate changes, so does life in the planet’s soils

To understand what might be lost, ecologist Janet K. Jansson taps molecular methods to explore Earth’s underground microbes, from the permafrost to the grasslands

Will the food of the future be genetically engineered or organic? How about both?

Feeding the planet — now and tomorrow — is no small task. Plant biologist Pamela Ronald says sustainability means using every tool in the toolbox.

Firenadoes and drifting embers: The secrets of extreme wildfires

Researchers probe the weather-like physics of deadly infernos

Looking for economic prosperity without growth

The only way for humanity to solve its environmental problems may be to abandon our quest for continual economic expansion. It’s time to study what a future of degrowth might look like, some researchers say.

A deeper understanding of the Grand Canyon

After 100 years as a national park and eons as a geological wonder, the American icon continues to reveal layers of its past and of the landscape ahead

Nuclear goes retro — with a much greener outlook

Returning to designs abandoned in the 1970s, start-ups are developing a new kind of reactor that promises to be much safer and cleaner than current ones.

Centuries of pondering — and squabbling about — trees

COMIC: Do forests warm or cool the Earth? What’s their effect on global climate change? A comic narrated by polymath Benjamin Franklin describes the evolution of thought on this issue and what we still don’t know.

Unpersuasive: Why arguing about climate change often doesn't work

COMIC: In the US, where political parties have increasingly staked claims on one side of the issue or the other, beliefs may be more about belonging than facts

Climate change can set the stage for violence

Worsened by global warming, drought and other environmental stressors play a role in fanning the flames of civil conflicts