dust
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The EPA is considering lowering allowable particulate matter from 150 micrograms per cubic meter to the range of 65 to 85 micrograms. This would be a very good outcome for many reason ranging from health, soil erosion and snow melt runoff. Recently a study implicated dust, primarily from western livestock grazing, as a big cause…
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Dust from livestock grazing in the southwest reduces water runoff in the Colorado River Basin by 5% An interesting study has been released by the Center for Snow and Avalanche Studies which explains that spring runoff from the Colorado Rockies has been compressed into a shorter period of time due to high levels of dust…