Is Anthropogenic (Human-Caused) Global Warming/AGW Falsifiable?

[EMH]

has been slowly cooling for the last 6,000 years

Because the North American Ice Age was fully melted by 6k years ago, while the Greenland and Antarctic ice ages have grown, and continue to do so, which is why there is no ocean rise and a downward trend in Surface Air Pressure.

 

[Grumblenuts]

Antarctica is losing ice mass (melting) at an average rate of about 150 billion tons per year, and Greenland is losing about 270 billion tons per year, adding to sea level rise.