Ice is almost as controversial as CO2 and just as hard to understand. Sea ice extent is what is most often used to try and determine if the polar ice caps are shrinking or growing, but if you scan through the articles on WUWT you soon learn how deceptive that can be. Poor measurement criteria though it may be, it is what we have to work with. Both the Arctic and Antarctic ice extents are tracked by satellite and are on line.
Yamal Larch. How just one tree got to be 50% of the climate data
Hide the decline; An email by email analysis
Earth gains heat at the equator and loses it at the poles
CO2 is increasing out of control! Or not.
Is someone quoting climate warming arguments off their iPhone app?
So is the Arctic ice cap melting or isn’t it?
What about the Antarctic? Is it Melting?
CO2 rising… Temperature levelling off…