environmental
agrar
agriculture
anaerobic
anaerobic digestion
anlage
approximately
architecture
bio
bioenergie
biogas
biogas plant
biogasanlage
biokraft
biokraftwerk
biological
biomass
biomass plant
biomasse
building
digester
digestion
energie
energy
facility
farming
feld
fermentation
field
gas
green
grn
hopper
industry
kraftwerk
landwirtschaft
plant
power
production
protection
regenerativ
regenerative
renewable
site
sky
umweltschutz