So, Biomass is renewable and he can use our waste to makeenergy. On the downside, growing crops for fuel uses a lot of land, and burning biofuels does cause pollution. And he can be a bit smelly.

So, Biomass is renewable and he can use our waste to makeenergy. On the downside, growing crops for fuel uses a lot of land, and burning biofuels does cause pollution. And he can be a bit smelly.