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11 Cards in this Set

  • Front
  • Back

Why measure biodiversity?

Enables comparisons to be made:



Between different areas


In the same area at different times

Biodiversity

The variety of living organisms in an are

Species

A group of similar organisms able to reproduce to give fertile offspring

Genetic Biodiversity

The variation of alleles within a species

Species richness

Is the number of different species in an area

Species evenness

The measure of the relative abundance of each species in an area

How is diversity measured?

Simpson's index of biodiversity

Factors affecting Global Biodiversity

1)Human Population Growth


2)Increased use of Monoculture in Agriculture


3)Climate change

Climate change

The variation of the earth's climate

Rio Convention on Biological Diversity (CBD)

Aims to develop international strategies on the conservation of biodiversity



1) How to use animal and plant resources in sustainable way


2) made it international law that conserving biodiversity is everyone's responsibility


3) Provides guidance to governments on how to conserve biodiversity

Convention on International Trade in Endangered Species (CITES)

An agreement designed to increase international cooperation in regulating trade in wild animal and plant specimens.



1) Making it illegal to kill endangered species


2) Limiting trade through licensing and making it illegal to trade


3) Raise awareness of threats to biodiversity-education