Sludge, a free fertilizer for farmers, can pose health and environmental risks

Sludge, a free fertilizer for farmers, can pose health and environmental risks
Sludge is generally applied to fields in spring and fall. This sludge came from Burlington’s Wastewater Treatment Plant and was spread onto the field by Synagro.
Read more on Independent Weekly

Project helps Alaskans spice up soil
While Alaska has abundant natural resources, soil that’s good for gardening isn’t among them.
Read more on AP via Yahoo! News

Food: An underground revolution
Plant breeders are turning their attention to roots to increase yields without causing environmental damage. Virginia Gewin unearths some promising subterranean strategies.
Read more on Nature

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