At time of writing (10am East.Australian time, 23rd May) not only is 'the peak in oil production' leading by a nose, but the 2nd and 3rd runners (climate change and nuclear power) are also, obviously, energy related!
Links:
[1] http://newsvote.bbc.co.uk/1/hi/magazine/4566079.stm?dynamic_vote=ON#vote_4533949