An autumn leaf on a branch

Will We Lose Fall Foliage to Climate Change?

The brilliant hues of autumn are created by a variety of factors that shift year by year. A warming planet is already one of them.
New York upper Eastside looking south flooded

New York City, Underwater

Climate change is transforming the Big Apple. How long will it be until America’s largest city is all but wiped off the map?
Photograph: Barbed Wire Fence in Jail.

Source: Getty

Climate Change and the Criminal Justice System

Climate change will affect prison infrastructure, the kinds of crimes committed, and defense arguments made in court, according to one legal scholar.
Salmo trutta (Brown trout)

To Study Today’s Ecosystems, Look to History

An unlikely source of data about the decline of trout in modern Spain: a book from the 1850s.
tree with a growing cacao beans on the branches

Will Chocolate Survive Climate Change? Actually, Maybe

The forecast has been bad for domesticated cacao. But some environments in Peru might hold the key to the future of the world's sweet tooth.
A Spring Peeper rests casually on a garden flower.

Are Peepers Starting to Peep Earlier?

The call of the common frog species Pseudacris crucifer is a reliable marker of spring. Will climate change affect that?
Poison ivy

With Climate Change, Poison Ivy May Get Itchier

Bad news for the estimated 80 percent of the human population that's allergic to the dreaded—and abundant—leaves of three.
Dust rising from combine during crop harvesting

The Greenhouse Gas That’s More Potent Than Carbon Dioxide

Emitting just 1 ton of nitrous oxide—a common ingredient in synthetic fertilizer—is roughly equivalent to emitting 300 tons of carbon dioxide.
Dried flowers

Which Flowers Bloom First and Why?

A massive collection of dried flower specimens demonstrates that climate change disrupts the timing of spring blooms.
Charles David Keeling & George W. Bush, 2001

How Charles Keeling Measured the Rise of Carbon Dioxide

The climate scientist created a new method to measure atmospheric carbon dioxide. It's still used today.