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Over-fertilization of agricultural fields is a growing environmental problem. Excess phosphorus from fertilized cropland frequently finds its way into nearby rivers and lakes. The resulting boom of aq...
Find related stories on NSF's Long-Term Ecological Research Program at this link; find related stories on NSF's Environmental Research and Education (ERE) programs at this link.Farmers can't predict t...
For three billion years or more, the evolution of the first animal life on Earth was ready to happen, practically waiting in the wings. But the breathable oxygen it likely required wasn’t there, and a...
Phosphorus is one of the most common substances on Earth. An essential nutrient for every living organism—humans require approximately 700 milligrams per day—we are rarely concerned about consuming en...
Phosphorus is one of the most common substances on Earth.An essential nutrient for every living organism--humans require approximately 700 milligrams per day--we're rarely concerned about consuming en...
Nitrogen is vital for all plant life, but increasingly the planet is paying a heavy price for the escalating use of nitrogen fertilizer.Excess nitrogen from fertilizer runoff into rivers and lakes cau...
Nitrogen fertilizer is a key ingredient for growing a good corn crop. It is not unusual for a well-fertilized crop to yield more than twice as much as an unfertilized crop. But how much nitrogen shoul...
01-31-2007,TALLAHASSEE - Florida Agriculture and Consumer Services Commissioner Charles H. Bronson announced today that his department is proposing a state rule that will protect water quality by rest...

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