In the absence of not yet developed (and not necessarily feasible) storage technology, wind and solar are nearly useless in most places. Nuclear obviously has its problems. Coal, oil and natural gas are abundant, and provide the vast majority of the world’s energy.
Sadly, a few people in the scientific community have driven the world insane with ancient fears about CO2.

GISS trend shown in red. GISS 2011 shown in green.
Their forecasts have failed miserably, but they won’t let go. Too much money and reputation is at stake for them and their friends. So they find a hundredth of a degree here, and a hundredth of a degree there – enough to justify in their own minds meaningless and incorrect pronouncements about the “hottest year ever” “hottest decade ever” “changing climate” “extreme climate.” They blame their failures on “big oil money“and “second hand smoke.”
Anything to keep the funding alive. The energy needs and mental health of the world be damned.