National Geographic: Predicting Mother Nature is never an exact science. Weather forecasters can get it wrong, leaving people dressed for a rainy day high and dry. And the further out researchers try to predict things like air temperature or sea ice cover, the more uncertainty there is.
But knowing how Earth's climate will react to natural and human-induced changes is important for governments and industry. elated: "As Arctic Ice Melts, Rush Is on for Shipping Lanes, More.")
Perhaps nowhere are the stakes as high...