Articles

El Sol Es el Mejor Desinfectante para Puerto Rico/The Sun Is Puerto Rico’s Best Disinfectant

ICYMI: Tardigrades Rule Moon, Hottest July Ever, Missing Orcas—and Boys

Teaching My Daughter to Love Nature, One Bite at a Time

California’s Last Gas Plant Falters as Community Opposition Makes Way for Clean Energy

10 Sunscreens That Comply With Proposed New FDA Safety Rules

The Paleo Climate of California

What's the Best Way to Get Rid of Dog Poop?

Are Ohio Farms Ready for the Soggy Future?

House Democrats Look to End Special Treatment of Corporate Polluters

Grizzly Bears Are Back—on the Endangered Species List

How Sierra Club Lawyers Are Exposing Trump's Corruption in 2019

How Can We Protect Whales From the Shipping Industry?

Can “Flight Guilt” Take Off in the United States?

Hurricane Florence: Help Needed One Year Later

The 100% Clean Energy Movement Keeps Moving Forward

ICYMI: Jonah Seal, Greenland Melts, & Shooting at Bigfoot

Birds Are Adapting to Climate Change, But Maybe Not Fast Enough

The Saddest Park in America

Study: Nearly 90 percent of Duke Energy's Coal Fleet Likely Unprofitable

Inside Mount St. Helens’s Crater

August Astronomical Highlights: The Middle of the Galaxy

Caminata por Aire Limpio y Puro con el Capítulo de Los Ángeles y Team Sierra

El Futuro es de los Vehículos Eléctricos/Electric Vehicles Are the Future

Mueller Did NOT Exonerate President Trump

Growing the Green New Deal Together

Coal Mine Bankruptcies Enter Phase 2, Promising Massive Layoffs and Untreated Pollution

This Museum Gets Real About Climate Change

Tracking Dinosaur Stomping Grounds

What Does Massive Flooding in the Midwest Mean for Wildlife?

ICYMI: Trump Straws, Paris Is Burning, Fugitive Emu & More

Estamos reciclando mal/We're Recycling Wrong

Park-Challenged Indianapolis Locks Up Its Nature Preserves

Colorado Five-Year-Old Leads "Green Team" Cleanup

Los costos del cambio climático comienzan a pasar factura/The costs of climate change are starting to bite business

Maine Wants a Clean Energy Economy—Let’s Make Sure It's for Everyone

The Environmental Hypocrisy of Uber and Lyft

El atún, el mercurio y el impacto en la vida marina?/Tuna, mercury and the impact on marine life?

The Future of Food Is Algae (Again)

A Tribute to Supreme Court Justice John Paul Stevens

Trump’s Abuse of Emergency Powers to Build a Border Wall

Check Out Audubon's 2019 Award-Winning Photos

What's More Efficient, a Front-Loading Washer or a Top-Loader?

Berkeley Leads Nation as First City to Ban Gas in New Buildings

The Trillion Tree Solution

ICYMI: Uranium Mystery, Greenland Burns & Penguins Love Sushi (Duh)

In Flint, Michigan, a Surprising Oasis Awaits

A Historic Moment: Launching an Equitable and Just Climate Platform

What to Do if You Witness Wildlife Crime While Traveling

Trees Alone Can’t Save Us From Climate Change

A Letter From New Orleans on Edge

Is California Clamping Down on Oil and Gas At Last?

8 Places to Track Dinosaurs

Honrando al Río Grande en el sur de Texas

Let’s Ban Junk Mail Already

The Irony: Working for Diversity, Equity, and Inclusion in White Privileged Spaces

ICYMI: Joyriding Bear, Eco-Trump & Mississippi Bans Veggie Burgers

What's Better for the Environment, Fresh or Frozen?

Parenting "Tips" to Avoid Toxics Aren't Enough -- We Need Action to Protect Our Kids

White House Pretends to Care About the Environment

Sunny Beaches to Glacial Fjords: Local Clean Energy Has Global Impact

Over My Dead Democracy

ICYMI: Giant Wasp Nests, Bourbon Pollution & Chlamydia-Free Koalas

Human Dignity Lives On in the “Trashscape”

National Parks Must Be a National Priority

Hike for Clean Air with the Angeles Chapter and Team Sierra

Major Insurer Announces Policy to Ditch Coal

A New Look at the “Guts” of the Plastic Pollution Problem

Salgamos y Seamos Niños/Let's Go Out and be Kids

We Can't Get Beyond Carbon With Gas

Environmental Injustice in Union Hill

New Maps Show How Groundwater Affects Lakes and Rivers

Hijacking of Oregon’s Climate Law Is Bad News for Democracy

Sierra Club and Allies Successfully Defend Strong Coal Plant Water Permits in Maryland

Californians Tell Trump: Keep Public Lands in Public Hands

July Astronomical Highlights: Noctilucent Clouds and the Summer Triangle

How a 100% Clean Energy Resolution Brought a Community Together

Honoring the Rio Grande in South Texas

ICYMI: Rogue Slug, Cat-Fox, Abolishing Time & More

I’ve Lived on the Border My Entire Life. The Courts Must Shut Down Trump’s Emergency

Women Lead the Way in Disaster Risk Reduction

Taking Pride in Building a Better World

Zeroing Out Zero Waste

Is There Earth-Friendly Disposable Dishware?

Connections Matter: Learnings From the First Arctic Indigenous Climate Summit

Arrest of Key Ivory and Rhino Horn Trafficker Signals a Game Change

ICYMI: Chance Spark, Dry Chennai, Lonely Whale & More

Does the Mass Rearing of Butterflies Hurt More Than Help?

In Their Words: Elementary School Kids on Why Nature Is Important

This World Refugee Day, We Must Address Trump’s Hypocrisy on Climate and Immigration

South New Jersey Rejects a Power Plant and a Pipeline

Submerged in Ocean Activism

They Named a Wildfire After Me—I Have Thoughts About That

The Utah Way to Achieving 100 Percent Clean Energy

SUVs Without Shame—Because They're Electric

Who Wants to Kill the Electric Car This Time?

Searching for the Bathurst Caribou Herd

The US Recycling System Is Garbage

Stop Obsessing About Recycling

How Buses and Islamic Organizations Are Fixing Indonesia's Trash Problem

How Close Are We to Getting Electric Airplanes?