A study released by Dr. James Hansen, the dean of climate scientists and director of the Nasa Goddard Institute for Space Studies, concludes that the recent heat waves and extreme summers likely were caused by climate change.
Earlier study has found broad trends linking earlier spring weather, rising temperatures and increased forest fires, suggesting that climate change may play a role in fires like the Waldo Canyon blaze outside of Colorado Springs, which has burned more than 18,000 acres and consumed about 300 homes.
Using coconut biofuel and solar panels, Tokelaua territory of New Zealand in the South Pacific Ocean which consists of three islands of Atafu, Nukunonu and Fakaofu, half way between New Zealand and Hawaii, plans to become self-sufficient in energy this year.
The Intergovernmental Panel on Climate Change (IPCC) in its report said, man-made global-warming gases are already affecting some types of extreme weather.
Green Groups are turning to social networking to drive their campaign for Earth Hour.
Climate change which is caused by greenhouse gases are likely to result in annual costs of nearly US$ 2 trillion in damage to the oceans by 2100, according to a new Swedish study.
The Greenland ice sheet is more sensitive to global warming than thought, for just a relatively small, but very long term, temperature rise would melt it completely, according to a study.
Globally, the United States is the second biggest polluter after China, and yet signs of progress in preventing the emission of greenhouse gases remain elusive.
Among the staple crops, cassava performed best compared to potato, maize, bean, banana, millet and sorghum.
Melting ice from mountain glaciers particularly in Asia, are having a much smaller effect on sea levels than previously thought, with a ‘negligible mass loss’ over the last ten years.