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A Level Geography > Carbon EQ3 fact attack for exam > Flashcards

Carbon EQ3 fact attack for exam Flashcards

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1
Q

What percentage of rainforest in Indonesia has been lost in the past 25 years

A

25%

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2
Q

What percentage of temperate forests were deforested by the 19th century

A

90%

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3
Q

How many hectares of land is deforested annually

A

13 million ha

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4
Q

What percentage of deforestation occurs because of soy palm oil beef and paper production

A

50%

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5
Q

What two methods are used for deforestation

A

Clearcutting

Slash And burn

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6
Q

Three reasons for increasing deforestation in Madagascar

A

Increase in population

Demand for hardwoods

Debt repayments

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7
Q

What is Madagascar is commodity

A

Vanilla pods

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8
Q

How long is China’s Tree North Shelterbelt Project

A

4500 km

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9
Q

What is the purpose of china’s tree north shelterbelt project

A

To reduce desertification

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10
Q

When did the biofuel rush occur in the American Midwest

A

2007 to 2015

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11
Q

How many hectares of natural grassland disappeared because of the American midwest fuel rush

A

5.5 million

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12
Q

What percentage of earths land area shifts to a new climate from a warming of 2°

A

5%

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13
Q

The Amazon basin is responsible for what percentage of the total terrestrial vegetation carbon store

A

17%

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14
Q

In 2005 drought how much CO2 was released from the Amazon basin

A

5 billion tons

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15
Q

In the 2010 drought how much CO2 was released from the Amazon basin

A

8 billion tons

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16
Q

How much Palm oil is produced annually in Indonesia

A

66 million tons

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17
Q

What country did Indonesia overtake in 2015 in terms of greenhouse gas emissions

A

America

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18
Q

Roughly how many formal and informal jobs are provided from forests globally

A

13.2 million formal

41 million informal

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19
Q

How much money did Indonesia is forest moratorium from the UN and Norwegian government make

A

US$1 billion

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20
Q

What percentage of UK land was forested in 2016

A

13%

21
Q

How much more acidic are our oceans compared to 1750

A

30%

22
Q

What is the ideal temperature range for coral

A

23° to 29°

23
Q

What gives coral its colour

A

Algae

24
Q

How big is the Great Barrier Reef

A

1400 miles

25
Q

How many mass bleaching events have occurred on Great Barrier Reef between 2015 and 2020

A

3

26
Q

What percentage of marine species to coral reefs shelter

A

25%

27
Q

In the past few decades how much faster has the average Arctic temperatures risen compare to global average

A

Two times as fast

28
Q

In Yukon what was the percentage of total ice area that shrunk between 1958 And 2008

A

22%

29
Q

Inflows to the river Yukon has increased by what since 2000

A

39%

30
Q

How much carbon do mangroves sequester per Hector per year

A

1.5 tons

31
Q

What percentage of global mangrove forests have been lost since 1950

A

50%

32
Q

A 4° degree warming cause the loss of what percentage from soil organic carbon of shallow Peat and deep Peat

A

Shallow Peat equals 40%

Deep peat = 86%

33
Q

In what year was the Paris climate agreement adopted

A

2016

34
Q

How many countries agreed to the Paris climate agreement

A

195

35
Q

In what year was the Koyoto protocol adopted

A

1997

36
Q

How much have inflows to the river Yukon increased since 2000?

A

39%

37
Q

How much faster have Arctic temperatures risen compared to global temperatures in the last 20 years?

A

2x

38
Q

How much did total ice area shrink by in the Yukon between 1958 and 1998?

A

22%

39
Q

By how many degrees is the ocean surface predicted to warm up over the next 20 years?

A

7 degrees

40
Q

What was the hottest year on record?

A

2015

41
Q

By what % will water availability fall in the Mediterranean climate zones?

A

20-30%

42
Q

How many tonnes of carbon does the rainforest normally store?

A

1.5bn tonnes

43
Q

What % of coral reefs may be bleached?

A

80%

44
Q

Reducing bird habitats is predicted to impact how many species?

A

314

45
Q

How much could rates of extinction rise across all species?

A

Between 15% and 40%

46
Q

How many kilometres north of climate zones do butterflies shift per decade?

A

6.1km

47
Q

What proportion of people globally rely on fuel wood for cooking and biking water?

A

1/3

48
Q

Why are forests valuable to people?

A

Water purification
Access to resources
Prevents flooding
Maintains the atmosphere through photosynthesis
Improve food and nutrition security
Nutrient cycling
Aesthetic, educational and recreational reasons

A Level Geography (12 decks)

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