Changes

The '''global warming''' warming issue is a political battle over the science of climate change. Liberals and conservatives in the U.S. are evenly split on the issue: 75% of Democrats believe that the science supports the [[anthropogenic global warming]] theory, while only 23% of Republicans believe the science supports it.

The '''global warming''' warming issue is a political battle over the science of climate change.  

In the general, the term ''global warming'' can be used for any upward trend in the [[global mean temperature]], but it is mostly used to refer to the 1° F warming since 1850.

In the general, the term ''global warming'' can be used for any upward trend in the [[global mean temperature]], but it is mostly used to refer to the 1° F warming since 1850.

The two sides are divided on whether this warming is a benevolent and natural recovery from the [[Little Ice Age]] or a man-made "[[climate crisis]]" (see also [[runaway greenhouse effect]]).

 

The two sides are divided on whether this warming is a benevolent and natural recovery from the [[Little Ice Age]] or a man-made "[[climate crisis]]" (see also [[runaway greenhouse effect]]).

 

 

As we learn more about climate, the "settled" conclusions of global-warming alarmists appear more ridiculous.  

==The modern warm period==

==The modern warm period==