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Biosphere reserveAn ecosystem with plants and animals of unusual scientific and natural
interest. It is a label given by UNESCO to help protect the sites |
Confined aquiferAn
impermeable rock layer preventing water from seeping into the aquifer from the
ground surface directly above it. Instead, water travels down and across and
eventually seeps into an unconfined aquifer farther away where the impermeable
layer does not exist, often travelling large distances |
EcosystemA
biological community of interacting living organisms and their physical
environment. The living and physical components are linked together through
nutrient cycles and energy flows |
EcotoxicologyThe
study of the effects of toxic chemicals on biological organisms |
Energy MixThe
specific combination of different energy sources a country, for example, uses
to meet its energy consumption needs |