而北极圈本身,无论是作为模型还是实际情况,都比平常要温暖,加拿大部分地区也是如此。
In contrast, northern Europe, swathes of Russia and bits of America were colder.
临近俄罗斯和美国的北欧则相反,显得比平时更冰冷。
Why had this solar effect not been seen before?
为什么我们之前没有看出这种日光影响呢?
To some extent it had.
某种程度上,我们看到过。
Earlier modelling of a period of prolonged low solar activity in the 17th and 18th centuriesshowed similar patterns.
更早以前,对17、18世纪时太阳活动持续不活跃的那段时期所做的模型也体现了同样的结构。
That models of today s climate had not was,
但如今的气候模型却没有体现出来。
in part, because they used much lower estimates of the amount of UV variation over thesolar cycle than those derived from the SORCE data, the most precise to be taken from asatellite looking at the sun.
部分原因是因为对太阳圈内紫外线变化量的估计比直接从SORCE中得来的要低的多。SORCE观察太阳所得出的数据,比其他的卫星更为精准。
It may just be that working with more realistic data made the model work better.
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