Battle For The Biosphere Topic 3 Glossary

Definition of all keywords needed to know.

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  • Created by: Abigail
  • Created on: 26-04-12 06:17
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Biome- it is a plant and animal community covering a large area of the Earth's surface.
Latitude- is the angular distance of a place north or south of the Earth's equator.
Precipitation- is any form of liquid or solid water particles that fall from the atmosphere and
reach the surface of the Earth.
Altitude- is the height of an object or point in relation to sea level or ground level.
Geology- is the science that deals with the Earth's physical structure and substance, its
history, and the processes that act on it.
Hydrological (water) Cycle- is a continuous cycle where water evaporates, travels into the air
and becomes part of a cloud, falls down to Earth' s precipitation, and then evaporates again.
Deforestation- it refers to the cutting, clearing and removal of rainforest or related
ecosystems into less bio-diverse.
Biofuel- is any kind made from living things or from waste they produce.
Gene pool- is the complete set of unique alleles in a species or population.
Biodiversity- is the variety of life in the world or in a particular habitat or ecosystem.
Conservation- is the scientific study of the nature and status of Earth's biodiversity with the
aim of protecting species, their habitats, and ecosystems from excessive rates of extinction.
Pollution- is the introduction of contaminates into a natural environment that causes harm
to the ecosystem.
Degradation- is the condition or process of degrading or being degraded.
Water table- is the underground depth at which point the ground is totally saturated with
Irrigation- is the process of artificially bring water to land.
Sustainability- is living within the resources of the planet without damaging the environment
now or in the future.
Nutrient cycle- is the concept that describes how nutrients move from the physical
environment into living organisms and is recycled back to the physical environment.
Carbon cycle- is the flow of carbon through different parts of the Earth system.


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