ClimatechangewillincreaseUSwildfires,andthesmokyairwill...
问题详情：ClimatechangewillincreaseUSwildfires,andthesmokyairwillcauseterribleproblemsinareasfarbeyondthoseburned,reportsanenvironmentalgroupThursday.Two-thirdsofAmericans,ornearly212million,livedinstat...