Inconvenient Truth Update: Was the Record-Breaking Mumbai Rainfall of July 2005 Evidence of Climate Disruption?Wednesday, August 21st, 2013
Source: Global Warming. Org
by Marlo Lewis
One of my favorite moment’s in An Inconvenient Truth (AIT) is when Al Gore blames global warming for a record-breaking downpour in Mumbai, India.
“July 2005, Mumbai, India, received 37 inches of rain in 24 hours—the largest downpour any Indian city has received in one day,” Gore wrote in the book version of the film (p. 110). Clear evidence (in his mind) that the world’s weather was going crazy and fossil fuel emissions were the culprit.
I looked into this back in 2007. Since it is unscientific to attribute any particular weather event to a gradual increase in average atmospheric temperatures, I reasoned that if global warming were influencing rainfall in Mumbai, we would see it in long-term precipitation records. Through a quick Web search I found that Mumbai had not one but two weather stations, and each had a program allowing site visitors to access and plot historic weather data. (more…)