Texas could soon be in a position to turn the lights off on a federal plan to phase out certain light bulbs.
Experts warned of a "planetary emergency" due to the unforeseen global consequences of Arctic ice melt, including methane gas released from permafrost regions currently under ice.
China's wild finless porpoises are heading toward extinction, a conservation group said Thursday, with the dolphin-like animals now rarer than the giant panda.
Australia's Sydney Harbour Bridge and Opera House were plunged into darkness on Saturday for the annual Earth Hour campaign, leading a global effort to raise awareness about climate change.
Whether to tweak, bolster or bury the Kyoto Protocol -- the only binding global agreement for curbing greenhouse gases -- has become a red-hot issue as UN negotiators in Bangkok try to lay the groundwork for a successor treaty.
More than one billion urban residents will face serious water shortages by 2050 as climate change worsens effects of urbanization, with Indian cities among the worst hit, a study said Monday.
Scientists have discovered a radioactive substance in sediment under a Swiss lake used for drinking water and situated near a nuclear plant, the Le Matin Dimanche weekly reported Sunday.
China's safety watchdog has found nearly one in ten toys in the domestic market is unsafe, highlighting widespread quality problems in the country's poorly regulated manufacturing industry.
The Pantanal, a stunning biodiversity sanctuary in central-western Brazil, is threatened by intensive farming and deforestation, a leading environmental group warned as the world marked World Wetlands Day on Thursday.