ENVS keywords

?
A measure of the ease of movement of a material
Mobility
1 of 53
A measure of how poisonous a substance is
Toxicity
2 of 53
The process of oxygen removal
Deoxygenation
3 of 53
A measure of how toxic a substance is to differing organisms
Specificity
4 of 53
Insecticides extracted from chrysanthemums
Pyrethroids
5 of 53
How long a material takes to chemically break down in the environment
Persistence
6 of 53
Synthetic organic substances that include chlorines
Organochlorines
7 of 53
The breakdown of a material
Degradation
8 of 53
The process of break down by living organisms
Biodegradation
9 of 53
The ease of which a material is broken down by living organisms
Biodegradability
10 of 53
The ease of which a material turns into a liquid
Solubility
11 of 53
A measure of how easily a substance dissolves into lipids
Liposolubility
12 of 53
The increase in concentration of a substance in living tissue
Biaccumulation
13 of 53
The progressive bioaccumulation of a substance through the food chain
Biomagnification
14 of 53
The process of two substances interacting to produce a greater affect
Synergism
15 of 53
A material that can cause changes in DNA structure
Mutagen
16 of 53
A substance that can cause cancer
Carcinogen
17 of 53
A substance that can cause uninherited birth defects
Teratogen
18 of 53
A pollutant released by human activites
Primary pollutant
19 of 53
A pollutant released by chemical reactions between primary pollutants and the environment
Secondary pollutant
20 of 53
A haze in the atmosphere caused by the reaction of pollutants with sunlight
Photochemical smog
21 of 53
Effluents that come from multiple sources
Diffuse source
22 of 53
A localised or stationary source of pollution
Point source
23 of 53
A measure of acidity
pH
24 of 53
A measure of pollution based on the health and abundance of present selected organisms
Biotic index
25 of 53
When the temperature is lower than normal so warm air lies above cold air and slows diffusion
Temperature inversion
26 of 53
An urban area where smoke emissions are restricted
Smokeless zone
27 of 53
Processes that remove sulphur oxides from effluents
Desulphurisation
28 of 53
A device fitted to vehicle exhausts to remove pollutants such as NOx
Catalytic converter
29 of 53
A method of reducing NOx emissions
Urea spray
30 of 53
Equipment used to remove suspended particles fro gaseous effluents
Electrostatic precipitator
31 of 53
A fine water spray that removes suspended solids from gas
Scrubber
32 of 53
Equipment that spins suspended solids out of gaseous effluents
Cyclone separator
33 of 53
Organic insecticides containing phosphorous
Organophosphates
34 of 53
A pesticide that is absorbed and transported in the sap
Systemic pesticide
35 of 53
Nutrients such as nitrates and phosphates
Inorganic nutrients
36 of 53
A water body with a low nutrient level
Ogliotrophic
37 of 53
A water body with a high nutrient level
Eutrophic
38 of 53
High energy nutrients such as carbohydrates from dead organic matter
Organic nutrients
39 of 53
The removal of organic solids from the fluids during sewage treatment
Primary treatment
40 of 53
The breakdown of remaining organic matter during sewage treatment
Secondary treatment
41 of 53
The final process of sewage treatment where phosphates are removed
Tertiary treatment
42 of 53
The break down of waste through burning
Incineration
43 of 53
Biological oxygen demand
BOD
44 of 53
The frequency at which an object naturally vibrates
Resonant frequency
45 of 53
Stress cracking of a material caused by repetitive vibrating from sound
Acoustic fatigue
46 of 53
The unit of sound used to monitor noise pollution
Decibel
47 of 53
A measure of noise pollution used to monitor aircraft noise pollution around airports
NNI
48 of 53
The mathematical relationship where increasing distance reduces radiation exposure by 1/distance squared
Inverse square law
49 of 53
Prediction of routes taken by pollutants to asses the risks
Critical pathway analysis
50 of 53
A method of monitoring effluents on people to assess risk
Critical group monitoring
51 of 53
The process of encapsulating radioactive waste in molten glass
Vitrification
52 of 53
Sealing solid waste in a solid material such as cement or a stainless steel drum
Encapsulation
53 of 53

Other cards in this set

Card 2

Front

A measure of how poisonous a substance is

Back

Toxicity

Card 3

Front

The process of oxygen removal

Back

Preview of the front of card 3

Card 4

Front

A measure of how toxic a substance is to differing organisms

Back

Preview of the front of card 4

Card 5

Front

Insecticides extracted from chrysanthemums

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Environmental Science/Studies resources:

See all Environmental Science/Studies resources »See all Pollution resources »