Certainly, some of the facts at hand are valid; for example, the Maya did have a Long Count calendar, pole-shift theory does exist, and solar activity does wax and wane.

当然，有些事实证据是有效的，比如玛雅人的确有一个长记历的历法，地磁反转理论也的确存在，太阳活动的确在减弱等等。

youdao

The solar market likely added 3.2 gigawatts of new generation in 2012, though the final count has yet to be done.

FORBES: Report: Clean Power Is Moving (Gradually) Into Americans' Homes