The best replacement for uranium is plutonium.

The best alternatives to uranium are rated as following:
★★★★★  plutonium
★★★  thorium
★★★  coal
★★  plutonium bomb
★  plutonium stronger
  enriched uranium
  tungsten
  thorium reactors
  radium
  plutonium more dangerous
  plutonium enrichment

Your alternative for uranium is not listed? Suggest!
Speaking about uranium, one probably shouldn't forget about nuclear power.

Other search terms related to uranium and their ratings are:
★★★★★ nuclear power
You have in mind a companion for uranium and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of uranium in all years. Click on graph for more.
uranium
plutonium
thorium