environment Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

what does CITIES stand for

A

Convention for International Trade in Endangered Species

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2
Q

what does WWF stand for

A

World Wide Fund for nature

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3
Q

what are the 6 pollutions that the industry creates

A
  1. air 2. water 3. visual 4. environmental 5. smell 6. noise
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4
Q

what is meant by non-renewable resources

A

will run out, can only use once

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5
Q

what is meant by renewable resources

A

can use over again, wont ever run out

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6
Q

what are examples of non renewable resources

A

fossil fuels, coal, oil, natural gas

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7
Q

what are examples of renewable resources

A

sun, wind, solar, geothermal, tidal wave, biomass

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8
Q

what is meant by sustainable development

A

development that meets the needs of the present without compromising the ability of future generations to meet their own needs

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9
Q

what are the three ways we can use for sustainable development

A
  1. reduce consumption 2. recycle 3. increase efficiency
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10
Q

give and example of reducing consumption

A

switching off lights

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11
Q

give and example of recycling

A

reusing materials such as plastic, cardboard, glass, cans etc

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12
Q

give and example of increasing efficiency

A

improving heat insulation, closing curtains

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13
Q

what is an ecosystem

A

community of plants and animals which interact with each other and the non living environment

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14
Q

name given to a large ecosystem

A

biome

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15
Q

0m layer in the tropical rainforest

A

ground layer

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16
Q

0-10m layer in the tropical rainforest

A

shrub layer

17
Q

10-20m layer in the tropical rainforest

A

under canopy

18
Q

20-30m layer in the tropical rainforest

A

canopy

19
Q

40m+ layer in the tropical rainforest

A

emergents (tallest trees)

20
Q

what are buttress roots

A

roots that stand above the ground to give trees more support

21
Q

what do rivers do in a tropical rainforest

A

flood for several months of a year

22
Q

what are the trunks in the under-canopy/ canopy like

A

trunks are straight and branches are low to grow taller

23
Q

when sunlight cant reach the under canopy what does that lead to

A

forest floor is damp and dark

24
Q

what do leaves have to help with heavy rainfalls

A

have drip tips

25
Q

which places have a Mediterranean climate

A
  • west coats

- between latitudes 30 and 40 of equator

26
Q

give 4 ways the Mediterranean vegetation has adapted

A
  1. very little grass
  2. long roots to reach more water
  3. quick life cycle
  4. small and thin leaves to reduce moisture loss
27
Q

what are the two names given to the polar regions

A
  1. tundra 2. ice cap
28
Q

what are the summers like in the polar region

A

short and cold

29
Q

what are the winters like in the polar region

A

long and very cold

30
Q

what is the precipitation like in the polar region

A

small and often snow

31
Q

what is soil

A

thin layer on surface of earth

32
Q

what is soil erosion

A

when soil is used carelessly and 100s of years worth of soil gets washed or blown away

33
Q

what are the 4 main causes of soil erosion

A
  1. over grazing
  2. over cultivation
  3. up-down ploughing opposed to contour ploughing
  4. deforestation
34
Q

what do Amerindian tribes do to live in harmony with nature

A

hunting + gathering and slash + burn

35
Q

what has the Brazilian government done to destroy the forest

A

roads built thru forest + places people with farming areas on roads thru forest + build hydro electric powerstations on river = floods