artificial conservation conserving drainage drought-protection lined liner liners park pipes piping pond public ripples rippling storage storing treatment water water-saving butt closed conserve drought green irrigation plastic rain rainwater tap wastewater downpipe drain abstract blue cooling down cosmetics dez pain drip droplet ecology gardening humidity moisture moisturiser pool responsibility science silky smooth sweat tear teardrop water conservation xymonau agua aqua copyspace cry grass perspire resource summer faucet garden objects watering Dirt dirty environment environmental conservation environmental protection flowing water lake nature river sand turbulence unhygienic water pollution backdrop background beach coast coastal coastline colors colours contrast contrasting cultivation dune-flora dunes environmental flora foliage grasses greenery growing growth leafy leaves levels light natural ocean ocean-edge ocean-waterline plants salt-resistant sand-dunes scrub tides vegetation waterline
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