Renewable energy includes energy derived from wind, sea, sun, hydropower, etc.The term biofuel can be used for all fuels (solid, liquid or gas) for any purpose derived from biomass.
Áirítear leis an bhfuinneamh inathnuaite fuinneamh a dhíorthaítear ón ngaoth, farraige, grian, hidreachumhacht, s.rl.Is féidir leas a bhaint as an téarma bithbhreosla i leith gach breosla (cinn soladacha, leachtacha nó gáis) i gcomhair aon chuspóir a dhíorthaítear ón mbithmhais.