Because the Chinese government (Mao) refused to acknowledge that it was happening. He surrounded himself with yes men so probably did not even know himself until it was too late.

How sure, exactly?

I think the rest of the world should buy the subsidized Chinese solar cells, the Chinese government will go bankrupt and the rest of the world will get cheaper, cleaner energy.

I’d like to watch that movie!

China has many barriers preventing other countries from doing business in China. Time to give them the same treatment!

One degree change in the last 100 years. The earth temperature increased by one degree from about 9750bc to 9000bc as well, but in a period 7 times as long!