Negative feedback found?: Colder weather makes us fatter, and a fatter population emits more CO2, which warms the planet back to the original temperature?

Canada's cool climate makes weight loss more difficult for obese people: SFU study

The fatter a person is, the fewer calories they burn while at rest or doing normal activity in Canada's usually cool climate, research from Simon Fraser University suggests.

2009:  Being fat causes global warming, say scientists | Mail Online

The researchers estimated that a lean population of one billion would emit 1,000million tonnes less carbon dioxide per year than a ‘fat’ nation of the same size.