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New NASA Research May Show "Runaway" Ice Melt Has Begun

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The most optimistic view about Greenland and Antarctica ice melt is now off the table, and the worst case scenario about accelerating, self-perpetuating ice melt is front and center in climate science, according to science experts, reacting to news about fresh NASA-funded research being published in Nature this week. What does this mean for renewable energy start-ups? Start more companies and faster, would be the logical implication for the sector.

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Saudi Arabia Aims to Become Data Visualization Hub

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Saudi Arabia's biggest experiment in higher education, the King Abdullah University of Science and Technology, has just opened its doors to an international student body, as we reported earlier this month. The King has gambled billions of dollars on raising a university out of the desert that he hopes will compete against other top-notch institutions worldwide. Intellectual freedom isn't exactly the first thing that jumps to mind when one thinks of Saudi Arabia, and for a country whose technological contributions basically begin and end with oil, the hurdle is significant.

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How Much Human Activity Can Earth Handle?

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The scientific name is the Holocene Age, but climatologists like to call our current climatic phase the Long Summer. The history of Earth's climate has rarely been smooth. From the moment life began on the planet billions of years ago, the climate has swung drastically and often abruptly from one state to another — from tropical swamp to frozen ice age. Over the past 10,000 years, however, the climate has remained remarkably stable by historical standards: not too warm and not too cold, or Goldilocks weather.

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Mooo-ve That Manure: Agricultural Runoff A Spreading Public Health Issue

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Runoff from agriculture is the biggest polluter of the country's river and stream water, according to the U.S. Environmental Protection Agency (EPA), and it has been fingered for hypoxic dead zones and toxic red tide algae blooms. But how much of that runoff makes it into people's drinking water closer to home?

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Engineers of the New Millennium: The Global Water Challenge

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Water is such a basic human need that it takes real ingenuity to find new ways to control, retrieve, and share this critical resource. We meet some of the wizards of water—the engineers who are helping communities handle acute water challenges and plan for the future. Click on the link below to listen to the individual segments, which are now airing on public radio stations across the United States, and check this page frequently to see if and when a show will air on a public radio station in your area.

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Failing to Curb Global Warming Could Cost the Nation Hundreds of Billions by the End of the Century, New Report Finds

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Unchecked climate change could saddle taxpayers, businesses, and state and local governments across the country with hundreds of billions of dollars in damages, according to a new report released today by the Union of Concerned Scientists (UCS).

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Water Pollution, Scarcity Top China's Environmental Challenges Says New Circle of Blue / GlobeScan Global Survey

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Contamination of China's fresh water resources from industrial pollution and inadequate sewage treatment is seen by Chinese residents as the nation's most critical environmental priority, according to a new public opinion survey. The survey by Circle of Blue, an American multi-media news and science organization, and GlobeScan, a global public opinion polling firm, also found that people are hungry for more information.

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Renewables Global Status Report 2009 Update

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The year 2008 was the best yet for renewables. Even though the global economic downturn affected renewables in many ways starting in late 2008, the year was still one to remember. As Table 1, on page 22, shows, in just one year, the capacity of utility-scale solar photovoltaic (PV) plants (larger than 200 kW) tripled to 3 GW. All forms of grid-tied solar PV grew by 70%. Wind power grew by 29% and solar hot water increased by 15%. Annual ethanol and biodiesel production both expanded by 34%.

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