Thorium is readily available & can be turned into energy without generating transuranic wastes. Thorium's capacity as nuclear fuel was discovered during WW II, but ignored because it was unsuitable for making bombs. A liquid-fluoride thorium reactor (LFTR) is the optimal approach for harvesting energy from Thorium, and has the potential to solve today's energy/climate crisis.
Watch the 1st 5 mins of the documentary I posted, and if you like it, sign the petition
If you would like to get more involved or want more info I can point you to lots of groups, videos, debates, etc.