"We really have to change our lifestyles," said Portier, who is eating less meat and hopes to soon bicycle more.
“我们真需要改变我们的生活方式，”波蒂尔说。他也正在节制吃肉，希望能快点多骑单车。
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And for places like the United States, those advantages of reduced heart and lung diseases are bigger than the specific future health damage from worsening warming, Portier said.