Post on 29-Jul-2015
Energy Rain containing acid – forming chemicals
, resulting from the release into the atmosphere of industrial pollutan : Acid
rain has damaged trees and lakes in the environment.
Acid rain
Energy The total number of living organisms in a giver area ,
expressed in terms of living or dry weight per unit area .
Biomass
Energy Any process in wich a subtance neats with oxigen to produce a significant rise in temperature and the emision of light.
Combustion