30 Jun '11, 3pm

New Study: Going Meat-Free One Day a Week Saves More GHG Emissions Than A 100% Local Diet

The essence of the study finds: "Buying local" could achieve, at maximum, around a 4−5% reduction in GHG emissions due to large sources of both CO2 and non-CO2 emissions in the production of food. Shifting less than 1 day per week's (i.e., 1/7 of total calories) consumption of red meat and/or dairy to other protein sources or a vegetable-based diet could have the same climate impact as buying all household food from local providers. In even fewer words: "dietary shift can be a more effective means of lowering an average household's food-related climate footprint than 'buying local.'" Aside from being less than red meat, the authors don't discuss the emissions or other environmental impact of poultry or fish production, which have significant issues of their own. Poultry farms produce more ammonia emissions than oil refineries and steel mills combined, for example, and the ...

Full article: http://www.treehugger.com/files/2011/06/new-study-going-m...

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New Study: Going Meat-Free One Day a Week Saves...

treehugger.com 30 Jun '11, 3pm

The essence of the study finds: "Buying local" could achieve, at maximum, around a 4−5% reduction in GHG emissions due to ...

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