Dung beetles to the rescue

09/6/2013 | National Geographic News

Dung beetles could have a part to play in reducing global greenhouse emissions, researchers say. Cow patties well-stocked with dung beetles released almost 40% less methane over the course of a summer than did beetle-free droppings, a study found. That suggests that pasture-raised cattle, whose waste is more accessible to beetles, might have a smaller carbon footprint than their barn-raised counterparts.

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