Science overlooks trees-sucking-it-down factor

Give that man a Nobel Prize

As the political debate drags on, the mute gray boxes atop Mauna Loa keep spitting out their numbers, providing a reality check: not only is the carbon dioxide level rising relentlessly, but the pace of that rise is accelerating over time.

A climate reckoning

Excess carbon dioxide in the atmosphere "gets sucked down by trees and helps the trees grow," said Republican/Fox News candidate for United States Senate Ron Johnson.

A candidate gesticulating