Natural Resources Planning Flashcards
First Earth Day
April 22, 1970
Notes
Metropolitan Water District of Southern California (1927)
Established to create Colorado River Aquaduct (1933-1941).
Author of “Silent Spring” (1962)
Chemical pesticides’ danger and DDT
Rachel Carson
Restrictions on the discharge of pollutants into the environment.
________ guidelines reduce discharge of pollutants with serious environmental impacts.
EPA has ________ guidelines for more than 50 categories.
Effluent Standards
Pollution type that is discharged directly from a specific site. Ex. sewage treatment plant or industrial pipe.
Point Source Pollution
Contaminated runoff from many sources.
Non-Point Source Pollution
Water that is safe to drink.
Potable Water.
One or more rock/sediment strata that is saturated and permeable to yield eocnomically significant quantities of water to wells or springs.
Includes geologic material that is currently used or oculd be used as source of water within the target distance limit.
Wells can be drilled into these and water can be pumped out.
Recharged via precipitation and porous rock.
Rates of recharge vary - consider this when pumping.
Aquifer
Area where freshwater meets saltwater.
Estuary
Shallow body of water located alongside a coast.
Lagoon
Freshwater/brackish/saltwater wetland found along water bodies.
Does not accumulate appreciable peat deposits and is dominated by herbaceous vegetation.
Marsh
Pond, lake, tank, or basin that stores/controls water.
Natural or man-made.
Resevoir
Rivers, lakes, oceans, and coastal tidewaters
Surface Water
Freshwater wetland that has spongy, muddy land, and a lot of water.
Swamp
Region drained by, or contributing water to, surface water.
Watershed.