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.
PG&E estimates estimated more than 100,000 households throughout Northern and Central California might be eligible to receive a discount on their monthly energy through the CARE (California Alternate Rates for Energy) program, but are not yet enrolled. New income guidelines have just been announced by the CPUC.