alpine
clean
concept
conservation
dam
damming
ecofriendly
ecology
efficient
electricity
electricity production
energy
engineering
environment
environmental
forest
generation
green
hills
hydro
hydroelectric
hydroelectric dam
hydropower
infrastructure
lake
landscape
mountain
mountainous
natural
nature
outdoors
plant
power
power plant
power station
renewable
renewable energy
reservoir
river
scenery
scenic
source
stream
sustainability
sustainable
valley
water
waterfall
定額
Hydroelectric dam nestled in a lush mountain landscape with a flowing river waterfall concept of renewable energy power generation sustainability nature.の素材 [FY310234896130]
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