Plates at our planet s surface move because of the intense heat in the Earth s core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down. As the cooled material sinks down, it is warmed and rises again.
PG&E on Wednesday did not offer a specific figure for how much the switch to renewable power would boost electricity rates in 2015. But in the past, the utility has said that rates will rise 1 percent to 2 percent each year as a result.
How much of a pay raise are you expecting next year? U.S. employers are planning to give pay raises averaging 3% next year, about par with the 2.9% average raise in 2014 and 2013, according to a survey of nearly 1,100 U.S. companies out Monday by compensation consultant Towers Watson. Inflation is currently running at about 2.1%.