News tagged with concentration

Irregular decreases in aquifer oxygenation

In the course of the last few decades, the oxygen concentration levels in aquifers in the Swiss Plateau have dropped irregularly. Results of the National Research Programme "Sustainable Water Management" (NRP 61) suggest ...

Dec 03, 2013 3 / 5 (1) 0

USDA patents method to reduce ammonia emissions

Capturing and recycling ammonia from livestock waste is possible using a process developed by U.S. Department of Agriculture (USDA) researchers. This invention could help streamline on-farm nitrogen management ...

Nov 01, 2012 not rated yet 0