Engineers are making strides in reducing air pollution

According to the Environmental Protection Agency (EPA), the average adult breathes 3,000 gallons of air per day—yet the same air that fuels our bodies also can harm them. In fact, inhaling certain air pollutants can worsen ...

Dead zones in Gulf caused, in part, by farm drainage

(PhysOrg.com) -- The tile drainage systems in upper Mississippi farmlands -- from southwest Minnesota to across Iowa, Illinois, Indiana and Ohio -- are the biggest contributors of nitrogen runoff into the Gulf of Mexico, ...

China launches hourly air quality data index

China has started publishing hourly air-quality information for major cities across the country as the world's top source of greenhouse gas emissions tries to rein in its notorious pollution.

Compost filter socks improve runoff from croplands

Water runoff from cropped farm fields can contain large amounts of eroded soil as well as some of the fertilizer and herbicide. Expanding on existing conservation practices, a team of scientists has tested whether compost ...

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