Redefining obesity in Canada, the Great Green Wall of Africa, turning beer into renewable energy

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In this issue of Squirrel News, we have new guidelines introduced in Canada defining obesity by health, rather than weight, in order to capture the complexity of obesity, we take a look at the African-led Great Green Wall Initiative that is set to span the southern border of the Saharan desert, and how a wastewater plant in Australia is using stale beer to harness renewable energy in the form of biogas.

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