| Thu, 2009-11-05 19:14 — David Herron |
Photo courtesy Waste Management IncAn environmental issue about landfills is the landfill gas they invariably produce. Landfill gas is largely methane, and methane is a very potent greenhouse gas with 20x or more the greenhouse effect than car...
| Thu, 2009-11-05 16:37 — David Herron |
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