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Flashcards in Definitions Deck (21)
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1

Heterogeneity

being diverse in character or content

2

Ecology

the relations of organisms to one another and to their physical surroundings

3

Abiotic

physical rather than biological; not derived from living organisms

4

Tropics

the region of the Earth near to the equator and between the Tropic of Cancer and the Tropic of Capricorn

5

Allodiversity

introduced diversity

6

RAMSAR status

Wetlands protected by national governments to fulfil their obligations under the RAMSAR Convention

7

Eutrophication

when a body of water becomes enriched in dissolved nutrients (that stimulate growth of aquatic plants)

8

Latitude diversity gradient

the increase in spp. richness from the poles to tropics

9

'Out of the tropics' hypothesis

spp. originate in the tropics and disperse into higher latitudes

10

CBET

a.k.a. community based ecotourism
~ biodiversity must pay for itself by generating economic benefits
~ popular tool

11

Paying for environmental services

direct payment to landholder and resource users for maintaining natural habitats and biodiversity

12

Land sharing

integrates both objectives on the same land (conservation + food production)

13

Land sparing

high-yielding farming is combined with protecting natural habitats

14

Population

a group of animals/plants among whose members interbreeding occurs

15

Rank derived spatial partitioning

~ dominant groups disproportionately use preferred habitats
~ limit their exposure to humans/predators
~ expend less energy during the dry season

16

Effluent

liquid water or sewage discharged into a river or the sea

17

The Maasai

people of East Africa that live in southern Kenya and northern Tanzania along the great rift valley

18

Municipality

a city or town that has corporate status and local government

19

Streaking

travelling swiftly down travel corridors in unprotected areas

20

Corridors

strips of land that connect protected areas and so allow for migration

21

Diapause

state of inactivity + arrested development in eggs, insect pupae + plant seeds