Science news articles about 'degraded water quality'

... and more intensive farming are killing New Zealand's freshwater fish species by degrading water quality, says the author of a report published this week by the Ministry for the Environment.

... National Research Council. Increased water volume and pollutants from stormwater have degraded water quality and habitats in virtually every urban stream system. To provide meaningful regulation, ...

... several key issues driving the expansion of HAB's in the United States and the world. Degraded water quality from increased nutrient pollution promotes the development and persistence of many ...

CHAPEL HILL, N.C., May 18 (UPI) -- A U.S. scientist urges that equal attention be given to phosphorus and nitrogen produced by human activity that are degrading water quality and aquatic life.

... . The researchers asked if increased biofuel-driven agriculture will affect water-resource availability and degrade water quality. They pointed out that fuel crops require large quantities of water ...