carbon cycle

5.0(1)
studied byStudied by 18 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/67

flashcard set

Earn XP

Description and Tags

Geography

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

68 Terms

1
New cards

how much carbon do fossil fuels and sedimentary rocks store?

100,000,000 giga tonnes

2
New cards

how much carbon do the oceans store?

38,000 giga tonnes

3
New cards

how much carbon is stored in the atmosphere?

750 giga tonnes

4
New cards

what pH does the ocean have to be below to consider it ocean acidification?

8.1

5
New cards

what percentage of carbon does the ocean absorb?

31%

6
New cards

what country consumes the most energy per capita, and how much do they consume?

Iceland - 53,800 kWh per capita

7
New cards

what country consumes the least energy per capita, and how much do they consume?

Haiti - 38.97 kWh per capita

8
New cards

as of 2014, how many barrels of oil are proven that we have?

1700 billion barrels

9
New cards

as of 2014, how many cubic metres of natural gas are proven that we have?

187 trillion cubic metres of natural gas

10
New cards

as of 2014, how many tonnes of coal are proven that we have?

around 891,500 million tonnes of coal

11
New cards

as of 2014, approximately how many years do we have left of using natural gas

44 years

12
New cards

as of 2014, approximately how many years do we have left of using coal

100 years

13
New cards

In 2005, how many barrels of oil did saudi have

261.9 billion barrels

14
New cards

In 2018, how many barrels of oil did saudi consume

34.91

15
New cards

What percentage of primary energy does Japan have to import

94%

16
New cards

How much energy does the USA need per capita

10.5kW/capita

17
New cards

Which countries get 100% of gas from Russia

  • Latvia

  • Finland

  • Estonia

  • Lithuania

18
New cards

What percentage of the EUs gas comes from Russia, and what percent of that goes through Ukraine?

25% of gas comes from Russia - 80% of that goes through Ukraine

19
New cards

How much did Gazprom claim that Ukraine owed when they cut off the supply, and how much did Ukraine end up paying?

Allegedly owed £3.1 billion - Ukraine paid £1.5 billion

20
New cards

how much carbon is stored in the lithosphere?

100,000 PgC

21
New cards

how much carbon is stored in the hydrosphere?

38,000 PgC

22
New cards

how much carbon is stored in the biosphere?

2,000 PgC

23
New cards

how much carbon is stored in the atmosphere?

750 PgC

24
New cards

how much more carbon dioxide do unconventional fossil fuels release in comparison to conventional ones?

3x more

25
New cards

how many metric tonnes of CO2 is sequestered per hectare per year by mangroves

1.5 metric tonnes

26
New cards

how much carbon do marine phytoplankton sequester per year?

5-15 gigatonnes per year

27
New cards

how much carbon do terrestrial primary producers sequester per year?

100-120 gigatonnes per year

28
New cards

how much carbon do tropical rainforests sequester per year?

2200g of carbon per metre squared

29
New cards

what sequester more carbon yearly, tropical rainforests, or open oceans?

tropical rainforests

30
New cards

by what year will there be limited ice in the western alps, and no ice in the eastern alps?

2100

31
New cards

in the early 21st century, how frequently was China opening a new coal-fired power?

every 3 weeks

32
New cards

what percent of the UK’s demand can it meet via domestic supply?

48%

33
New cards

how long did Cuadrilla claim that 10%of oil drilled in Lancashire could last?

50 years

34
New cards

how many gallons of chemicals are used per well with fracking?

5,000 gallons

35
New cards

how much carbon is stored in soil, permafrost, and vegetation?

2600 giga tonnes

36
New cards

How much carbon is dissolved into the oceans?

700 giga tonnes

37
New cards

how much carbon does volcanic activity add to the atmosphere annually?

0.1 gigatonnes

38
New cards

what percentage of the worlds carbon is stored in the lithosphere?

over 99.9%

39
New cards

how much carbon is stored in terrestrial plant stores?

560 giga tonnes

40
New cards

how much carbon is stored in soil and organic matter stores?

1500 giga tonnes

41
New cards

how much carbon is stored in fossil fuel stores?

4000 giga tonnes

42
New cards

how many barrels of boiling water are needed with tar sands to produce 1 barrel of bitumen, and how many barrels of tailing pond waste are left?

12 barrels of hot water, leaves behind 3 barrels of tailing pond waste

43
New cards

how many barrels of oil come from a truckload of 400 tonnes of sand?

200 barrels of oil, which is equal to 30,000 dollars

44
New cards

how many barrels of recoverable crude oil are held in the Canadian tar sands?

173 billion barrels

45
New cards

how much greenhouse gases are spewed out each day from the tar sands?

equivalent to 1.34 million cars

46
New cards

what % did particulate pollution increase by in Alberta between 1999-2006?

780%

47
New cards

how many km of toxic lakes exist along the Athabaska River?

60km

48
New cards

what percentage of Americans income do they spend on food?

10%

49
New cards

what percentage of people in developing countries income do they spend on food?

60-80%

50
New cards

how many species of food does 75% of the worlds food supply come from?

12 plants and 5 animals

51
New cards

how many megacities were there in 1975

3

52
New cards

how many megacities are there now

28

53
New cards

what was the world population in 1800

1 billion people

54
New cards

how much is global food demand expected to rise by by 2030

35%

55
New cards

what are the most efficient forms of food available?

  • insects - can eat 80% of bug

56
New cards

how much did deforestation decrease by in the Amazon in 2023?

half

57
New cards

How large is the Amazon rainforest?

around 600 million hectares

58
New cards

how much has oceanic pH fallen by since the Industrial Revolution?

26%

59
New cards

how much did the IPCC report that the oceans absorbed of anthropogenic emissions in 2014?

30%

60
New cards

what fraction of the global population live within 100km of a coral reef?

1/8th

61
New cards

In 2005, up to what percentage of coral reefs were bleached in areas like Trinidad and Tobago?

95%

62
New cards

in 2022, 719 reefs were surveyed - what percentage of those exhibited some bleaching?

91%

63
New cards

how much of the ocean floor did reefs cover?

0.1%

64
New cards

how much of the global species variety do coral reefs home?

25%

65
New cards

how much did tourism, fishing and other recreational uses contribute to the Australian economy in 2015?

$6.4 billion

66
New cards

how many people are directly relying on coral reefs in the coral triangle?

over 100 million

67
New cards

what percentage of global coral reefs are in the coral triangle?

30%

68
New cards

what percentage of oceanic carbon is stored in coral, plants, and algae?

93%