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IJE Advance Access published online on June 26, 2009
International Journal of Epidemiology, doi:10.1093/ije/dyp247
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Published by Oxford University Press on behalf of the International Epidemiological Association © The Author 2009; all rights reserved.

Commentary: Why diets need to change to avert harm from global warming

John Powles

Department of Public Health and Primary Care, University of Cambridge, Cambridge CB2 0SR, UK. E-mail: jwp11@cam.ac.uk

Accepted 1 June 2009

The first 10% of the full text of this article appears below.

In this issue, Edwards and Roberts identify a connection between dietary affluence and impending harm from climate change1 that has so far attracted little notice.2 Fat populations, they argue, need more food (mainly to support their extra lean mass), and so amplify the greenhouse gas (GHG) emissions from food production. Fat bodies also need more fossil fuel to carry them around in cars and planes.

To elaborate their argument, they construct two hypothetical middle-aged populations of 1 billion with equal numbers of males and females. Male heights are set at 1.75 m and female heights at 1.60 m. One population . . . [Full Text of this Article]


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