The two kill links on the web for global warming.

http://arctic.atmos.uiuc.edu/cryosphere/

http://www.cmdl.noaa.gov/ccgg/trends/

I watch the artic melt everyday.

I think you could be correct that we are in the very early stages of dominant positive feedback loops for both CC and PO. In the case of PO it could be the incentive to constrain production.
With China's CO2 emissions increasing at 15% per year, don't look for a change in that trend.