The Mississippi River is famous for its important role in the United States' industrialization. The river is a vital source of hydroelectric energy, provides drinking water for millions of people, and ...

It's a Treehugger's dream come true. Leafsnap is a free app that identifies plant species of all kinds, from flowers and bark to fruit and trees. Go for a walk, take a shot of a leaf, and this little ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Jerry James Stone is a food blogger, vegetarian chef, activist, and internet personality who started writing for Treehugger in 2004. Peacocks are known and loved for their brilliant, ornamental ...

Regina Bailey is a science writer, educator, and board-certified registered nurse. Her work has been featured in "Kaplan AP Biology" and "The Internet for Cellular and Molecular Biologists." Carbon is ...

Starre Vartan is an environmental and science journalist. She holds an MFA degree from Columbia University and Geology and English degrees from Syracuse University. Echeveria comes in many sizes, ...

Russell McLendon is a science writer with expertise in the natural environment, humans, and wildlife. He holds degrees in journalism and environmental anthropology. More than half the U.S. population ...

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

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.

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Pinyon pine typically grows either in pure stands or with juniper. The chunky ...