A Fracking-Driven Industrial Boom Renews Pollution Concerns in Pittsburgh

By Nick Cunningham

As High-Tide Flooding Worsens, More Pollution Is Washing to the Sea

By Jim Morrison

Species Sleuths: Amateur Naturalists Spark a New Wave of Discovery

By Jessica Leber

As Work Begins on Trump’s Border Wall, a Key Wildlife Refuge Is at Risk

By April Reese

The Real Price of a Chocolate Bar: West Africa’s Rainforests

By Fred Pearce

For a Warming World, A New Strategy for Protecting Watersheds

By Jacques Leslie

CRISIS ON THE COLORADO: PART V

Restoring the Colorado: Bringing New Life to a Stressed River

By Jim Robbins / Photography by Ted Wood

CRISIS ON THE COLORADO: PART IV

In Era of Drought, Phoenix Prepares for a Future Without Colorado River Water

By Jim Robbins / Photography by Ted Wood

Development

The Hidden Environmental Toll of Mining the World’s Sand

By Fred Pearce

Crisis on the Colorado: Part III

Running Dry: New Strategies for Conserving Water on the Colorado

By Jim Robbins / Photography by Ted Wood

The Rosewood Trade: An Illicit Trail from Forest to Furniture

By Sandy Ong and Edward Carver

Fire-Induced Storms: A New Danger from the Rise in Wildfires

By Ed Struzik

Opinion

A Highway Megaproject Tears at the Heart of New Guinea’s Rainforest

By William Laurance

Crisis on the Colorado: Part I

The West’s Great River Hits Its Limits: Will the Colorado Run Dry?

By Jim Robbins / Photography by Ted Wood

As Disease Ravages Coral Reefs, Scientists Scramble for Solutions

By Ret Talbot

In India’s Fast-Growing Cities, a Grassroots Effort to Save the Trees

By Vaishnavi Chandrashekhar

Water

In India, Nature’s Power Overwhelms Engineered Wetlands

By Fred Pearce

As Polar Bear Attacks Increase in Warming Arctic, a Search for Solutions

By Gloria Dickie

Sparing vs Sharing: The Great Debate Over How to Protect Nature

By Fred Pearce

Analysis

After a Long Boom, an Uncertain Future for Big Dam Projects

By Jacques Leslie

‘Rhino Coin’: Can a Cryptocurrency Help Save Africa’s Rhinoceroses?

By Adam Welz