Very interesting history that calls into question climate science research of the last 100 years

Here is the link this is very interesting article. This was a severe drought that happened 700 years ago!!!

http://blogs.agu.org/wildwildscience/2015/11/09/the-700-year-old-weather-chart-that-gives-me-butterflies/

Also, take a look at this dinosaur farts contribute to climate change?. There is no doubt that methane gas is far more potent than carbon gas. This is what dinosaurs apparently released when they had to pass gas.

http://inhabitat.com/dinosaur-farts-may-have-caused-the-last-global-warming/