Wolves and humans have a complicated relationship. We often vilify the “Big Bad Wolf” in fiction and real life, but we're also consistently fascinated by these smart, social mammals, and we haven't ...

Sidney Stevens is a writer and editor for magazines, websites, and books, with a focus on health and environmental issues. Some 400 billion birds share the planet with us, each with its own abundant ...

A solar tree is a structure resembling a tree that generates solar energy using photovoltaic (PV) panels. It employs principles of biomimicry, using a natural system—in this case the form of a tree—to ...

Manure is an organic fertilizer made from the dung of domestic livestock including horses, cows, and poultry. It may also contain urine and bedding material like straw or sawdust. Manure is an ...

There are two main groups of elephants left on Earth: African elephants and Asian elephants. Both face serious threats to their long-term survival, although the risks vary widely from place to place.

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 ...

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, ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama.

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.

Organic cotton is cotton that is grown without the use of synthetic fertilizers and pesticides. While polyester has dominated the fiber for nearly 20 years, organic cotton continues on an upward trend ...

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

Synthetic clothing consists of a blend of different textiles. Synthetic materials have been around since the mid-twentieth century and have become the most used fibers over the past few decades.