The temperature of the world's oceans last year was 0.075 degrees Celsius higher than the average temperature recorded between 1981 and 2010, according to a new study. The pace of warming has also increased 500 percent since 1987. Lead author Lijing Cheng equates the amount of heat pumped into the oceans over the past 25 years to that of 3.6 billion atomic bomb explosions.
Why does it matter? Experts say warmer waters mean more intense storms — or, as one researcher described it, "weather on steroids."
Check out OZY's feature about how climate change is wearing down donors.