ScienceNews: Oceanographic data, including some collected by robotic probes like this Argo float, reveal that the uppermost 700 meters of the world’s ocean warmed substantially (about 0.18 degrees Celsius, on average) between 1993 and 2008.Sea Education Association Earth’s upper ocean warmed substantially between 1993 and 2008, a new analysis reveals. The trend signals growing heat storage in oceans, researchers say, a result of human-caused warming. The new study, reported in the May 20 …