9781422274569

recreational engaged in as a pastime

replenished fill something that had previously been emptied

seepage the process of passing gradually or leaking through

semipermeable selectively allowing fluids to pass through

sensor any device that receives a signal or stimulus (as heat, or pressure, or light, or motion, etc.) and responds to it in a specific manner

sieve a filter to retain larger pieces while liquids pass through

solvent a liquid substance capable of dissolving other substances

stressors processes or events that cause stress

thermoelectric electricity produced by heat

valve a mechanical device for controlling the flow of a fluid

percolate pass through

urbanization the social process whereby cities grow and societies become more urban

wetland a low area where the land is saturated with water

Saving Water

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