02 Apr '12, 9am

New post: The nitrogen cycle and health

The threat that excess nitrogen poses to the environment and our health has been recognized. The Nitrates Directive came into force in December 1991 and is concerned with the protection of waters against pollution caused by nitrates from agricultural sources and needs to be fully implemented. The Stockholm Resilience Centre3 has proposed a limit of approximately 35 million tons of nitrogen being removed from the atmosphere by human activity on a global scale. Such a limit would greatly reduce the amount of reactive nitrogen released into the land, sea and air. This figure of 35 million tons per year is in stark contrast to the current figure of 121million tons, and the pre-industrial figure of 0. To achieve such substantial reductions in the emissions of nitrogen from the Irish perspective, would require less polluting methods of food production, including a reduction in i...

Full article: http://www.feasta.org/2012/04/02/the-nitrogen-cycle-and-h...

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