ENR 2100 Exam 3
Terms in this set (51)
used and contaminated water that is released after use by households, industry, or agriculture.
Water that has few dissolved ions such as salt
Movement of water from gaseous to liquid states
Any source of water found above the ground such as lakes, oceans, etc
Loss of water vapor from plants
Water conversion from gaseous state to liquid state.
Rain, snow, etc.
Water found underground in an aquifer
Not having access to enough clean water supplies
An underground, permeable region of soil or rock that is saturated with water.
The process of water soaking into the ground.
The uppermost water level of the saturated zone of an aquifier.
Removing salt and other minerals from water to make it suitable for consumption.
The inflow of ocean(salt) water into a freshwater aquifier that happens when an aquifier has lost some of its freshwater stores
Water discharged into the environment
Bacteria often found in the intestinal tract; monitored for fecal contamination of water.
Water clean enough for consumption.
Ecosystem that is permanently or seasonally flooded.
Structure that blocks water flow into a river or stream
Artificial lake formed when river is impounded by dam
A chronic inflammatory respiratory disorder characterized by "attacks" during which the airways narrow, making it hard to breathe; can be fatal.
Any material added to the atmosphere that harms living organisms, affects the climate, or impacts structures.
Primary air pollutants
Air pollutants released directly from both mobile and stationary sources
Secondary Air pollutants
Air pollutants formed when primary air pollutants react with one another or with other chemicals in the air.
Ground level ozone
A secondary air pollutant that forms when some of the pollutants released during fossil fuel combustion react with atmospheric oxygen in the presence of sunlight.
particles or droplets small enough to remain aloft in the air for long periods of time.
Hazy air pollution that contains a variety of pollutants including sulfur dioxide, nitrogen oxides, tropospheric ozone, and particulates.
Pollution that enters through identifiable stack
Non-point source pollution
Pollution that enters the air through mobile or dispersed sources.
The concept that access to a clean, healthy environment is a basic human right.
Occurs when minority communities face more exposure to pollution than average for the region.
Precipitation that contains sulfuric or nitric acid, dry particles may also fall and become acidified once they mix with water.
Pollution that is produced in one area but falls into another state or nation.
Command and control
Regulations that set an upper alowable amount of pollution.
Tax on environmentally undesirable activities.
Government Money for environment desired activities.
Reduction in tax for environment desired activities
The addition of anything that might degrade the quality of water.
Water from precipitation that flows over the surface of the land.
A process in which excess nutrients in aquatic ecosystems feed biological productivity, ultimately lowering the oxygen content in the water.
The amount of oxygen in the water.
A situation in which the level of oxygen in the water is inadequate to support life.
Biological Oxygen Demand
The amount of oxygen that microbes living in a body of water use.
Eroded soil that is washed into the water through runoff.
A body of water where freshwater meets the sea
Point source pollution
Pollution from discharge pipes such as that from wastewater treatment plants or industrial sites.
Nonpoint source pollution
Runoff that enters the water from overland flow and can come from any area in the watershed
The land area surrounding a body of water over which water such as rain could flow and potentially enter that water.
The cloudiness of water
Sampling an area to see what lives there as a tool to determine how healthy the area is.
Insects that live on bottom
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