well I'm no expert but I'd hazard a guess humans are terribly inefficient at generating energy :P. Also feeding humans other dead humans is essentially an infinite loop, like a perpetual motion machine, and impossible without outside energy entering the equation. the sun gives plants energy, they give it to animals and we…
An Energy weapon that been created to use Space-Nuclear energy, produced from a very advanced reactor attached to its back, the reactor was originally designed to be used in advance nuclear factories and heavy weapon such as tanks, space ship and so on, the weapon then got designed to use this massive energy as a handheld…
and coal pollutes more than oil. And solar and wind energy can't be more than 10% of our energy grids because there's no form of energy storage, and they could cause black outs or put too much power in the grid. That's why countries/states export a lot of their wind power.