The North Ronaldsay or Orkney sheep is a breed from North Ronaldsay, the northernmost island of Orkney, off the north coast of Scotland.

Sheep Snarf Seaweed at the Scottish Seashore

A seaweed-only diet seems to curb methane emissions in sheep on a tiny island in Scotland.
Children push a fishing boat to shore in Zanzibar

An Islamic Approach to Environmentalism

A number of contemporary Muslim environmentalist groups have been inspired by Koranic verses that stress the conservation of nature.
Judi Bari speaks at an Earth First! forest rally in 1990 before she was bombed on the eve of Redwood Summer.

How Judi Bari Tried to Unite Loggers and Environmentalists

The radical environmentalist had a background in labor organizing and wanted to end the misogyny of the movement and the logging industry alike.
CamelBak brand water bottles hang on display at an outdoor supply store

How Safe Is BPA-Free Plastic?

With BPA gone from many plastic products, researchers are concerned about other environmental chemicals, which might cause reproductive harm.
Three spoonfuls of red microplastic on a green background.

We Consume a Spoonful of Plastic a Week

You've heard about all the microscopic plastic in our water supply. But did you know there are ways to limit how much you ingest?
Organ Pipe Cactus National Monument

Bulldozers Versus Biodiversity, Then and Now

Trump's border wall threatens habitats in Arizona's Sonoran Desert. What happened when the area was bulldozed in the 1950s?
Milk in glass jugs at a supermarket

Got Milk? You Probably Got Fire Retardants, Too

“Forever chemicals,” also known as PFAS, have been found in 43 states so far, turning up in milk, eggs, and fish.
agave

Plant of the Month: Agave

The international popularity of tequila threatens the quantity, health, and biodiversity of all species of agave.

Five Green Living Resolutions for 2020

We won't solve all of the pressing environmental problems, but we can help mitigate some.
A tree in a native forest planted by Afforestt

Editors’ Picks: Sustainability and the Environment 2019

The environmental cost of cruise ships, the history of climate science, human fertilizer as waste, and other top stories about sustainability and the environment.