The human population doubles every 36 years. If people currently use
25 percent of Earth's primary production, in
what year might humans use 100 percent?

You didn’t give us any choices

Sky farms debut index click ban

In fact it is not just nuclear fusion and fission that  can  transform  matter  (or mass)into energy. any time  energy  is produced, some small amount of  matter  or mass isconverted into energy.