3. To make this kind of prediction, researchers at Britain\'s Met Office - which deals with meteorology - made a computer model that takes into account such natural phenomena as the El Nino pattern in the Pacific Ocean and other fluctuations in ocean circulation and heat content. 20\'
4. A forecast of the next decade is particularly useful, because climate could be dominated over this period by these natural changes, rather than human-caused global warming, study author Douglas Smith said by telephone. 15\'
