The Show
The manure problems—pollution and contamination—that I reviewed in my last post occupy the first part of this podcast, and if that were all we covered, you too might be inclined to crawl under your desk and stay there.
A quick recap: Rather to the surprise of many an organic gardener, even organic manures can cause problems: phosphorus can contaminate surface water, while nitrogen can leak into ground water and can also form nitrous oxide, a greenhouse gas almost 300 times as powerful as carbon dioxide. Continue reading
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