RENEWABLE ENERGY

President Barack Obama made the case for change -- again -- after officially accepting the Democratic nomination for the presidency.

As climate change warms the world's oceans and Arctic sea ice recedes to its lowest -ever recorded levels, China has taken advantage of it -- and may soon reap commercial benefits

The Gates Foundation is aiming to address a prevalent problem for the urban poor and the developing world: the lack of a hygienic place to poop.

The top after-market Nasdaq gainers Tuesday were Vitesse Semiconductor Corporation, Renewable Energy Group Inc, Synacor Inc, Arena Pharmaceuticals and Transcept Pharmaceuticals Inc. The top after-market Nasdaq losers were Horizon Pharma Inc, KIT digital Inc, Myriad Genetics Inc, TICC Capital Corp and Lexicon Pharmaceuticals Inc.

The top after-market Nasdaq gainers Monday were Cirrus Logic Inc, Rudolph Technologies Inc, Vertex Pharmaceuticals Inc, Renewable Energy Group Inc and Kona Grill Inc. The top after-market Nasdaq losers were CafePress Inc, Dendreon Corporation, PMC-Sierra Inc, Seagate Technology PLC and Orexigen Therapeutics Inc.

China, which according to various estimates produces between 90 to 98 percent of the world's rare earth supplies, warned that a decline in its rare earth resources was accelerating.

The United States and India Wednesday agreed to further strengthen bilateral relations and cooperation on global issues and said that their ties had entered a new and more mature phase defined by constant consultations of strategic importance.

Five major corporations will join the emergency campaign to save the world's threatened forests by pledging to buy REDD multimillion dollar credits from projects protecting threatened forests around the world, the campaign announced Tuesday at the U.N. Conference on Sustainable Development, commonly known as Rio+20.

A new partnership agreement between the United Kingdom and Norway will strengthen the energy connection between the two countries, said UK Prime Minster David Cameron on Wednesday

Mexican President Felipe Calderon has signed into law climate change legislation that will bind the country to significant cuts in greenhouse gas emissions. Only Great Britain has done the same

With a massive smart grid build-out, Beijing hopes to turn its grid into a competitive advantage.

The Chinese government says it will allocate the equivalent of $27 billion to renewable energy and energy efficiency programs in 2012, but the battle against the deterioration of China's environment will be a long and tough one.

France's new president Francois Hollande made an unannounced first visit to Kabul on Friday, where he declared that it's time for a sovereign Afghanistan.

The Obama administration is increasingly under fire this month for its policy on the nation's coal sector.

Far from the politics of Santiago and within eyeshot of each other are two projects that epitomize a growing divide in Chile: the $10 billion HidroAysen dam scheme and the proposed Patagonia National Park.

The Goldfield Corporation (NYSE Amex: GV), the U.S. southeast electric construction company, said Friday revenue nearly doubled in the quarter ended March 31 as construction activity increased.

Microsoft (Nasdaq: MSFT), the world's biggest software company, said it will go ?carbon neutral? on July 1, the start of its new fiscal year.

In the heart of southeastern New Mexico lies a small scientific ghost town that will contain the latest next-generation technology. However, there is not one person who will be able to reap the benefits of because it will have a population of zero.

The game is set to arrive on Xbox 360, Microsoft Windows, PlayStation 3 and Wii U on Nov. 13, 2012.

China must follow a low-carbon growth path to reduce carbon emissions, which are believed to be highest among several cities in the country, the World Bank said on Thursday.Shanghai, Beijin and Tianjin are amongst the cities accounting for around 70 percent of the world's greenhouse gas emissions which is set to increase as china's population climbs to another 350 million in the next couple of decades, the international financial group said in a report.

Students from Arizona State University are using dog feces to help power the local dog park