Glaciation case studies Flashcards

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1
Q

What glaciated landscapes have we studied?

A
  • Svalbard
  • lake district
  • everast
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2
Q

What human activities pose a threat to Svalbard?

A
  • Coal mining
  • Scientific research
  • Increasing
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3
Q

Why is mining difficult on Svalbard?

A
  • extreme cold
  • long hours of darkness in winter
  • challenging sea conditions
  • remoteness
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4
Q

What conflicts does Svalbard’s mining company face?

A

Conflicts with environmentalists about the impacts on the fragile environment.

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5
Q

How can scientific research cause environmental problems in Svalbard?

A

Construction of the associated infrastructure and increased number of visitors.

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6
Q

How has tourism impacted Svalbard?

A

+ Provided jobs to boost local economy
+ growth of services

  • Oil spills
  • waste discharges from ships
  • air pollution
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7
Q

What example of past climates occurred between 1550-1850?

A

The little ice age

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8
Q

What was the little ice age?

A

A period of cooling which occurred after the medieval warm period.

It brought colder temperatures to much of Europe.

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9
Q

When was the little ice age?

A

1550-1850

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10
Q

What examples of periglacial environments are there?

A
  • Alaska
  • Northern Europe
  • Canada
  • Russia
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11
Q

Where can pingos be found?

A

Canada

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12
Q

Where can hanging valleys be found?

A

New Zealand

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13
Q

Where can examples of Roche moutonnees be found?

A

Lake district

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14
Q

What is a knock and lochan landscape?

A

A glacial scoured landscape such as the lake district which has alternating roches moutonnes and eroded hollows often containing small lakes.

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15
Q

Where is a good example of a drumlin field?

A

Vale of eden, Cumbria.

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16
Q

Where is an example of a meltwater channel?

A

Check pastpaper - goude

17
Q

How has tourism benefited the lake district?

A
  • benefited the local economy by £1.1 billion
  • better public transport and roads
  • 16,000 jobs
  • multiplier effect
18
Q

How has tourism negatively impacted the lake district?

A
  • Footpath erosion
  • Trampling/littering
  • Congestion
  • Seasonal jobs
  • An increase in demand for housing has driven up house prices so local can no longer afford to buy homes where they grew up. Lots of which are being used as holiday homes.
19
Q

Why is footpath erosion a problem in the lake district?

A
  • Destroy vegetation
  • Reduce infiltration
  • Small streams may form increasing soil erosion
20
Q

How is climate change affecting the lake district?

A
  • Loss of indigenous plant species
  • Increase in non-native species (food chains)
  • Movement of habitats from lower to higher altitudes
  • Increased rain (Flooding, soil erosion, pesticide run off)
  • Increase in insect species
21
Q

What are the key players for the lake districts future?

A
  • Lake district national park authority
22
Q

What threats does the Sagarmatha national park face?

A
  • Climate change

- Tourism (over 37,000 visited in 2014)

23
Q

What threats does tourism pose to the Sagarmatha national park?

A
  • Footpath erosion
  • water pollution
  • waste disposal problems with tons of litter being left
  • a greater demand for forest resources such as wood
  • increase in demand for roads, hotels and lodges causing deforestation (less than 30% remains)
24
Q

What is the main threat posed by tourism?

A

Litter, frozen faeces and gas canisters

25
Q

What threats does climate change pose to Sagarmatha national park?

A
  • Some surrounding glaciers have retreated by 13% in the last 50 years with some half the size they were in the 1960s
  • Harm farming
  • Harm HEP generation
  • Potential for glacial outbursts
  • Ecosystems moving higher up the mountains
26
Q

What threats other than tourism and climate change does Sagarmatha face?

A

-Avalanches caused by earthquakes which have previously crushed base camp, killing many

Deforestation

  • Farming
  • firewood as main fuel source
  • construction

leading to

  • loss of biodiversity
  • soil erosion
  • increased risk of landslides
  • disruption of water cycle
27
Q

How is Sagarmatha being managed for the future?

A
  • afforestation
  • building schools
  • banning goats
  • using gas as an alternative to wood
  • micro HEP for local use
  • limiting development
  • Paying and encouraging climbers to bring down waste from Everest
  • Climbers forced to bring at least 8KG of additional waste down
28
Q

Who are the stakeholders in the Sagarmatha national park?

A

1) Global organisations
- UNESCO world heritage site

2) Government
- National park and wildlife conservation office

3) Local residents
- businesses
- Sherpas

4) NGOS
- Sagarmatha pollution control committee