water conservation

Pipe dropping water drop onto plant (James L. Stanfield/National Geographic/Getty Images)

Drop by drop, Israeli-American scientist grows food in the desert

In Israel's Negev Desert, a scientist helped figure out a way to bring water to crops in dry regions, first in the Middle East and then around the world.
Sun setting behind hotel (Courtesy of Park Hyderabad)

In the hotel industry, going green means growing revenues

Being environmentally friendly is paying off for more than 400 LEED-certified hotels. See what they're doing and how you can be a better traveler.
Banner showing event details (State Dept./C. Person-Ferranto)

Explore conservation and culture with top ecologists in August 23 webchat

What's a world without diversity? In both culture and biology, variety is key. Join a live webchat August 23 about culture and conservation.

A city drought caused by destruction of a rainforest?

South America's biggest and wealthiest city is waiting for the rain. If it doesn't come soon, São Paulo could run out of water before 2015....
Drawing of hand dropping coin into slot in Earth (State Dept./Doug Thomson)

Save money. Save the environment. Here’s how (HINT: It involves your...

Energy-conscious consumers prefer green homes. They save on energy and water bills and reduce their families’ environmental impact. It’s the right thing to do!...