Mount Margherita (right); photo by
The ice cap on Mount Margherita, Africa's second-highest mountain, has split. Wildlife authorities in Uganda say the 20-foot-wide crevasse was caused by global warming, . Those same authorities said the ice cap now covers less than a square mile. In the 1950s, it covered four square miles.
Also, be sure to watch this about the shrinking ice cap on Mount Kilimanjaro. And while you're at it, check out our May coverage of .
— Jonah Ogles