The sweltering month of July has come to an end, but not before over 2,000 records were broken by high temperatures. The Huffington Post reports that some cities hadn't seen this kind of heat in 140 years.
Texas has experienced one of the worst droughts on record, the elderly and athletes alike continue to suffer from heat stroke, and large amounts of warmth and moisture were trapped under a "heat dome" that brought high temperatures and thick air to much of the U.S.
According to The Washington Post, trends suggest that "man-made factors are almost certainly playing a role in the heat's intensity." The article cites scientists who blame the heat in part on urbanization and a higher concentration of greenhouse gas emissions.