A soot forcing is unusually effective, which_________
A、produces much more global warming than a carbon-dioxide forcing of the same magnitude
B、contributed to 25 percent of observed global warming
C、winter and spring
D、the warming effects increase
E、still surpass soot warming the world's climate during the last century
F、can be seen mostly in the Northern Hemisphere
A、produces much more global warming than a carbon-dioxide forcing of the same magnitude
B、contributed to 25 percent of observed global warming
C、winter and spring
D、the warming effects increase
E、still surpass soot warming the world's climate during the last century
F、can be seen mostly in the Northern Hemisphere
【参考答案及解析】
本题定位到第五段最后一句话非常清楚,答案也很明显。
本题定位到第五段最后一句话非常清楚,答案也很明显。