Apple growing on tree with skyscraper in background (© AP Images)

Urban farming: The green answer to city growth?

Pockets of urban land and city rooftops don't need to remain dormant or unkempt. An urban farm or garden can help the environment and beautify the area.

COP21? Is it a new American police flick?

More than 190 countries will confer in Paris at COP21 about reducing greenhouse gas emissions that pollute our air and contribute to global warming.
Man walking along flooded street (© AP Images)

This tech tool helps communities prep for climate change

Cities around the world are getting granular with climate data, using a new tool called PREP to prepare for the local effects of climate change.
Rooftop solar panels with skyscrapers in the distance (© AP Images)

Your home + solar panels = distributed generation

Renewable energy resources such as solar and wind have opened up new possibilities for distributed power generation and transmission.

Biden promotes Caribbean energy security

Vice President Biden says that energy security in Caribbean and Central American nations is a significant issue for the United States and the Western...
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.
Frog poking its head out from clump of Azolla ferns (Nigel Cattlin/Alamy Stock Photo)

Can this tiny fern save the world — again?

Scientists are trying to learn more about Azolla, a plant that might help reduce man-made climate change — but there are some challenges.

Melting away

“Ice is alive in some strange kind of way," says James Balog, who has chronicled the disappearance of glaciers through the Extreme Ice Survey since...
People standing in splashing water (© AP Images)

Climate change could make it too hot to work

Researchers say one way to increase productivity is to address climate change, as hot weather makes it unbearable to work in some parts of the world.