Wolves howl for many of the same reasons that other species use vocalizations: to warn others about predators, to defend their territories, and to find mates. There are a number of factors that can ...

Despite slight gains in population, the Amur leopard is still on the brink of extinction. Katherine Gallagher is a writer and sustainability expert. She holds a B.A. in English Literature from Chapman ...

Christine and Scott Gable are hybrid auto and alternative fuel experts who have brewed their own biodiesel and traveled 125,000 miles on waste vegetable oil. In the simplest terms, Gasoline Gallon ...

My friend and I were standing in a crowded local pub last weekend, waiting for a band to start playing, when he said to me, "You need to write a step-by-step guide to giving up plastic." "I've already ...

Of the two major aquatic environments, the freshwater biome is often overshadowed by its marine counterpart, Earth's largest and home to some of the weirdest, most wonderful wildlife on the planet.

Blythe Copeland is a writer, editor, and blogger who began working with Treehugger in 2008.

Jim Gunshinan is a writer and editor who has published articles about green homebuilding and renovation, energy, the environment, and climate change. Hempcrete is an energy-efficient, low-impact, ...

Cactus leather is a bio-based material lauded for its breathability, an area in which other vegan leathers fall short. This unique material is used for handbags, shoes, apparel, and furniture. Even ...

Katherine Gallagher is a writer and sustainability expert. She holds a B.A. in English Literature from Chapman University and a Sustainable Tourism certificate from the GSTC. Native to Southern ...

Alex Davies is a technology journalist and the author of "Driven," an upcoming book about the self-driving car industry.

Noel Kirkpatrick is an editor and writer based in Tacoma, Washington. He covers many topics, including animals, science, and the environment. Tropical cyclones get so much attention that you might ...

Gazelles are famously fleet-footed members of the antelope family, living primarily in dry, open habitats like deserts and grasslands. They tend to gather in migratory or nomadic herds, remaining ...