Browse the glossary using this index

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A

Abstraction

The process of taking or extracting water from a natural source (rivers, lakes, groundwater aquifers)


Acid rain

Caused by atmospheric pollution as a result of sulphur dioxide and nitrogen compounds in the air which combine with atmospheric water to form acids that fall as precipitation


Aquaculture

The breeding, rearing, and harvesting of fish, shellfish, algae, and other organisms in all types of water environments. It is basically farming in water, rather than on land


Aquifers

Sections of soil and rock that hold groundwater (like rocky sponges)


B

Bioaccumulation

The gradual accumulation of substances, such as pesticides or other chemicals, in an organism



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