Exposure to various air pollutants, such as PM2.5 and nitrogen oxides, increases the risk for several autoimmune diseases, including psoriasis, lupus and rheumatoid arthritis, according to data ...

Researchers from six different universities are working on measuring nitrous oxide emissions from an old CBC broadcast tower ...

Figure 1: Influence of greenhouse-gas emissions on ... scientists realized that nitrous oxide was the main source of ozone-depleting nitrogen oxide radicals in the stratosphere.

IT has been reported 1 that when a virgin soil is brought under cultivation, the percentage of total nitrogen usually falls off with time up to a limiting value. A loss of nitrogen from soils on ...

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Researchers are hoping to start measuring nitrous oxide emissions over hundreds of kilometres near Yorkton, Sask., with the goal of reducing greenhouse gases. Nitrogen fertilizer is an important ...