The relentless heat that has plagued the western half of the country this summer has ratcheted up California’s terrible drought once again.
Record lows are outpacing record highs since last year. This is becoming rarer in a warming world.
The Power Dissipation Index for hurricanes has been on the rise since 1970, along with sea surface temperatures.
The probability of a tornado touchdown somewhere in the U.S. jumps to nearly 80 percent in May and nearly 90 percent in June.
Climate change has increased pollen counts and the length of the pollen season, trends that are expected to continue through mid-century.
If global warming continues unabated, only 6 of the 19 previous host cities could host the Winter Games again by the 2080s.
For the first time in 20 years, the U.S. is on track to set more record lows than record highs in 2013.
This season was the least active since 1982 and the sixth-quietest since 1950.