…a recent study found that the potential for groundwater contamination can be dramatically reduced if fertilizers are distributed through the irrigation system according to plant demand during the growing season; organic farming, however, depends on compost, the release of which is not matched to plant demand. Moreover, though composting receives good press as a ‘green’ practice, it generates a significant amount of greenhouse gases and is often a source of pathogenic bacteria in crops.

via Henry I. Miller and Richard Cornett argue that conventional agricultures higher yields reduce pressure on natural resources. – Project Syndicate.