Browse the glossary using this index
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saturated zone subsurface
zone of rocks where pore spaces are completely filled with water (4) |
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septic tank underground
tanks for containment of sewage; sludge settles to the bottom of the tank and
liquid is discharged, usually into the soil (6) |
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sewage mixture
of human excreta from water-flushed toilets with other wastewater (7) |
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sex ratio ratio of
males to females in a given population, usually expressed as the number of
males for every 100 females (2) |
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slums urban
areas that are heavily populated with sub-standard housing and very poor
living conditions (5) |
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social environment aspects
of our environment derived from human and social structures and institutions
e.g. services provided by schools, churches, mosques, shops, and from the
community's attitudes and behavior (13) |
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solid waste any
solid material that is assumed not to be useful and therefore thrown
away (7) |
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source (of pollution) the
location where pollutants are released into the environment (7) |
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standard of living level of
wealth, comfort and material goods available to people (3) |
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strategy provides
details for implementation of a policy (15) |
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suspended particulates (also
known as suspended solids) small solid
particles suspended in water (4) |
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sustainability ability
of something to sustain itself or last a long time; an approach that combines
environmental, economic and social aspects to produce long lasting
development or prosperity (3) |
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sustainable development development
that meets the needs of the present without compromising the ability of
future generations to meet their own needs (3) |
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Sustainable Development Goals (SDGs) a set of
17 international development goals that follow on from the MDGs and have
targets for 2030 (14) |
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sustainable urban drainage systems (SuDS) range of
techniques to reduce the speed of surface run-off, encourage infiltration
into the ground and reduce the risk of flooding (6) |
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sustainable water supply adequate
water supplies, in both quality and quantity, to meet current and future
needs of people and the environment (1) |
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