Our capacity to study the Earth's climate has improved dramatically since the '70s. We barely had an idea of what the weather on other planets looked like.
And I was under the impression that the global cooling folks were a fringe minority of the scientific community (like the AGW people today).
He just points out that, if our best measures to prevent Global Warming, Kyoto Protocol (which itself will not be implemented) themselves intend not to solve the problem, but just to postpone by a decade, we should probably start looking for solutions to live at higher temperature.
And I was under the impression that the global cooling folks were a fringe minority of the scientific community (like the AGW people today).