Yikes

What do the torrential rains that swept across a swathe of East Africa in 1997 have in common with the record-breaking drought that Australia has just emerged from? Both can be blamed on El Niño's Indian Ocean sibling.

A study looking at how climate change will affect this ocean oscillation pattern has predicted that if the world is allowed to warm uncontrollably, these kinds of extreme events will become the norm by 2050.