aqueduct

architecture

construction

dam

release

spillway

drainage

electricity

energy

generation

engineering

environmental

protection

safety

erosion

flood

control

prevention

floodgate

floodwater

flow

flowing

water

fuel

power

hydroelectric

hydrology

hydropower

infrastructure

irrigation

lake

nature

outflow

overflow

rainfall

rapid

reservoir

river

slippery

channel

gate

stormwater

stream

management

waterfall

watershed

waterworks

footage

shows

powerful