Hurricanes Have NOT Gotten Worse As Global Temperatures Have Warmed
[I have bumped this to the top of the blog because of all of the attention this topic has received today Saturday, October 31.] -- ORIGINAL POSTING -- Two weeks ago, as Hurricane Delta was approaching the Louisiana coast, the usual suspects were trying to convince the public that hurricanes are getting worse due to global warming. That simply is not true. I'm going to run down the evidence so you can see for yourself. The United States With a big thank you to Dr. Roger Pielke, Jr. for compiling the data, here is the record of yearly landfalling hurricanes in the United States. The trend line is slightly down. If global warming was causing hurricanes to increase, the bars on the graph would be more or less consistently moving up along with global temperatures (orange background). Global Hurricanes There is no effect here, either. The ACE index (above) is a peer-reviewed metric that combines hurricane number and intensity. The green line is the global ACE since 1972. We can't