Drinking water protection zone
Palabras clave
ruhrgebiet,
landscape,
environmental,
conservation,
grass,
zone,
protection,
drinking,
water,
environment,
area,
care,
clean,
cloud,
cloudscape,
ecosystem,
essen,
fountain,
fresh,
german,
lifestyle,
meadow,
nature,
nobody,
outdoors,
panorama,
plain,
pole,
purified,
remote,
reserve,
resource,
ruhr,
scenery,
scenic,
signs,
sky,
source,
spring,
supply,
sustainable,
system,
tank,
calmness,
tree,
well
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