The Hydro Electric power is good, but only if you are near a source of high powered water like a river that you can build a dam on.
Solar power works, but only when the sun is shining.
Geothermic power has possibilities, but not sure if we have enough research to pull it off?
We still should have plenty of coal, but need to figure out a solution to the pollution problem caused by burning it. Also the safety and health of the miners to mine the coal comes into question.
Antimatter explosions are way beyond our technology to control.
Wind powered windmills only work when the wind is blowing.