So how did it change before the fossil fuel era? And where is the global warming for the last 17 years?
Joe Romm writes at ClimateProgress:
The Fifth — and hopefully final — Assessment Report (AR5) from the UN Intergovernmental Panel On Climate Change (IPCC) is due next month. The leaks are already here:…
Dr. Michael Mann emailed me:
“The report is simply an exclamation mark on what we already knew: Climate change is real and it continues unabated, the primary cause is fossil fuel burning, and if we don’t do something to reduce carbon emissions we can expect far more dangerous and potentially irreversible impacts on us and our environment in the decades to come.”