News From the Field
Oxygen-free Early Oceans Likely Delayed Rise of Life on Planet
January 10, 2011
University of California, Riverside, geologists have found chemical evidence in 2.6 billion-year-old rocks that indicates that Earth's ancient oceans were oxygen-free and contained abundant hydrogen sulfide in some areas. The researchers are the first to show that ample hydrogen sulfide in the ocean was possible this early in Earth's history.
University of California, Riverside
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The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2016, its budget is $7.5 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives more than 48,000 competitive proposals for funding and makes about 12,000 new funding awards. NSF also awards about $626 million in professional and service contracts yearly.
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