A study by South Africa-based organization ActionAid shows that jatropha weed, planted in Asia as a non-food-based biofuel, is not actually beneficial to the environment, as it emits up to 6 times more greenhouse gas emissions than its fossil fuel counterparts.
http://www.telegraph.co.uk/earth/earthnews/8398320/Jatropha-biofuel-produces-six-times-greenhouse-gas-emissions-of-fossil-fuels.html

Talks held in Brazil bring together 600 world leaders and other eco-advocates for the 2nd International Forum on Sustainability, which this year is promoting successful sustainable development practices in the Amazon to show how such approaches can benefit not only the valued rainforest, but also people and the planet.
http://www.businessandleadership.com/sustainability/item/29084-clinton-and-branson-to/,
http://www.prnewswire.com/news-releases/bill-clinton-arnold-schwarzenegger-james-cameron-and-richard-
branson-participate-in-the-2nd-international-forum-on-sustainability-in-brazil-118466124.html,  
http://www.greenerideal.com/politics/international/8701-richard-branson-bill-clinton-arnold-schwarzenegger-
and-jim-cameron-attending-the-2nd-international-forum-on-sustainability-in-brazil,  

A comprehensive assessment by German scientists reveals that since the 1990s, increased temperatures have caused the freshwater content of the upper Arctic Ocean to increase by about 20%, a change that is now impacting global ocean circulation and weather patterns.
http://esciencenews.com/articles/2011/03/25/large.scale.assessment.arctic.ocean
http://www.awi.de/en/news/press_releases/detail/item/ozeanographie
/?cHash=1972cae3eeb781c54f009f7dac76980b,
http://www.awi.de/en/institute/