The idea human production of CO2 is causing global warming or climate change is the biggest deception in history.
That statement was once met with incredulity. How could the entire world or a majority of scientists be fooled?
Now, after almost complete collapse of the global financial system, people realize the world can be fooled. Yes, a few warned of the dangers, but were easily marginalized as skeptics and naysayers by those making large sums of money in a falsely booming economy.
The anthropogenic global warming (AGW) hypothesis proposed in the 1980s claimed global temperature would rise because of human addition of CO2 to the atmosphere.
Like all scientific hypotheses it is based on assumptions. Read more.