Why were all the really serious droughts, heat waves, hurricanes, etc in the distant past?

1936 North American Heatwave
http://en.wikipedia.org/wiki/1936_North_...

1930's North American Drought
http://www.livinghistoryfarm.org/farming...

Worst ever hurricanes in history 1900, 1919, 1926,1928, etc
http://www.nhc.noaa.gov/HAW2/english/his...
Update: Trevor again you fail to adjust your data for population increases between the 1930's and now. The key thing is that there were less rain days in the 30's than there are now and if the serious weather events of the past were to occur today there would be MUCH more death due to vast increases in population.... show more Trevor again you fail to adjust your data for population increases between the 1930's and now. The key thing is that there were less rain days in the 30's than there are now and if the serious weather events of the past were to occur today there would be MUCH more death due to vast increases in population. You guys are so religious in your views of global warming... are you writing a new testament?
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