youdao

These were all years with heavy sunspot activity -that is, years when the Earth received significantly more solar energy than in normal years.

这些都是太阳黑子活动剧烈的年份，即：地球所接收的太阳能比平常年份多的多的年份。

youdao

Decadal and longer changes in sunspot activity impacting warming and cooling cloud cover patterns are now being recognized as an important factor.

太阳黑子活动的年代际和长期变化对升温和降温云层模式的影响现在已被确认为一个重要因素。

youdao

This is predicted due to important modulating cloud-forming influences of cosmic rays throughout periods of reduced sunspot activity.

FORBES: Climate Obstinately Refuses to Cooperate with Global Warming Alarmists

That was followed by the Dalton Minimum from 1790 to 1830, another period of well below normal sunspot activity.

FORBES: To The Horror Of Global Warming Alarmists, Global Cooling Is Here

Solar scientists have been waiting since December 2008 for signs that sunspot activity is picking up but so far without success.

ECONOMIST: Green.view: A spotless record | The