The vast amount of glass in skyscrapers and office buildings represents enormous potential for an emerging technology that turns windows into solar panels. But major questions remain as to whether solar windows can be sufficiently inexpensive and efficient to be widely adopted.

Thousands of Japanese marched to celebrate the last of this nation's 50 nuclear reactors switching off Saturday.

Just for a moment, forget whether you're pro-nuclear or anti-nuclear, and reflect on the coalition government's policy for nuclear power.

Do consumers in emerging economies spend more responsibly? Those consumers seem to be doing the most to reward businesses that support societal causes, according to a recent survey.

A British scientist argues that global warming could lead to a future of more intense volcanic eruptions and earthquakes. And while some dismiss his views as preposterous, he points to a body of recent research that shows a troubling link between climate change and the Earth’s most destructive geological events.

Badgeville just released new tools to made it easier for companies to use online games to influence customer behavior and increase brand loyalty. Here's what games can do for sustainability.  

Proponents of organic foods have the fervor of faith in their belief in the benefits of organics, but if we want to truly understand organic agriculture's impacts on the planet and on our health, science and not faith ought to guide us.

A group of activists and companies is staging a one-day forum on innovations in recycled plastics, alongside the upcoming Rio+20 Summit.

With melting sea ice opening up previously inaccessible parts of the Arctic Ocean, the fishing industry sees a potential bonanza. But some scientists and government officials have begun calling for a moratorium on fishing in the region until the true state of the Arctic fishery is assessed.

The San Francisco Public Utilities Commission's new headquarters is not only ultra green, it's smart too.