Biofuels in the municipality of Oerebro - a regional study concerning the possibility of heating the municipality of Oerebro with biofuels, as well as the environmental consequences

azote azufre biocarburant biocarburante biofuels biogas biogaz bois de chauffage calentamiento carbon dioxide chauffage consumo de energia desechos dioxyde de carbone energy consumption environmental impact fuel crops fuelwood heating impact sur l'environnement impacto ambiental leys nitrogen paille paja phalaris arundinacea pradera temporal prairie temporaire salix soufre straw suecia sulphur sweden wastes