Studies: Fighting Global Warming Reduces Diseases

Reducing carbon dioxide emissions could curtail preventable deaths from heart and lung disease.

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However, Portier and Wilkinson concede that getting people to eat less meat and to exercise more would be tough to achieve.

"We really have to change our lifestyles," said Portier, who is eating less meat and hopes to soon bicycle more. "I can't help but hope that we can."


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