Science Unit 10

endemic species

An important feature of such areas is that they have a large portion of meaning species that are native to and found only within a limited area

us law prevent what

ESA-- ecological society of america

germ plasm

any form of genetic material, such as that contained within the reproductive, or germ, cells of plants and animals

hotspots

areas of the world where high threat levels exist

how groups become threatened or endangered

size, shape, body

whats a germ plasm bank used for

store genetic materials

estimated number of living organisms on earth

8.7 million

what is the difference between endangered and threatened species

Endangered - any species that is in danger of extinction throughout all or a significant portion of its range Threatened - any species that is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range.

ecotourism

Some regions earn the majority of their income from a form of tourism that supports the conservation and sustainable development of ecologically unique areas.

keystone species

Some species are so clearly critical to the functioning of an ecosystem that they are

gene

a piece of DNA that codes for a specific trait that can be inherited by an organism's offspring.

habitat conservation plan

a plan that attempts to protect one or more species across large areas of land through trade-offs or cooperative agreements

threatened species

a species that has a declining population and that is likely to become endangered if it is not protected

endangered species

a species that is likely to become extinct if protective measures are not taken immediately

exotic species

a species that is not native to a particular region.

poaching

an illegal hinting, killing or capturing of wild animals

number one spot for endangered organisms

extinction

levels of biodiversity

genetic, ecosystem , keystone (most valuable)

IUCN

international union for conservation of nature

endangered species act

is designed to protect plant and animal species in danger of extinction

sea otter

keystone species

biodiversity

refers to the number and variety of different species in a given area.

grey wolf - california condor

reintroduction

biodiversity treaty

result of the Earth Summit was an international agreement. The treaty's goal is to preserve biodiversity and ensure the sustainable and fair use of genetic resources in all countries.