🌧️Amazon Extra Flashcards

1
Q

What do temperature range from

A

28C

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2
Q

What % of moisture remains in the ecosystems water cycle

A

50-80%

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3
Q

What % of rainfall reaches the sea

A

30%

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4
Q

How much of the rainforest has been lost in the last 50 years

A

17%

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5
Q

What rate was the Amazon deforested at between 2000 and 2007

A

20,000km per year - larger than Greece

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6
Q

What % of deforestation is due to cattle ranching

A

80%

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7
Q

What % did the Brazilian Amazon population grow between 2000 and 2010

A

23%

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8
Q

What river flooded ___km2 and displaced ___ locals

A

. Xingu
. 400km2
. 12,000 locals

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9
Q

Location with daily rainfall delay and what is that delay and from when

A

. Rondonia has an 18 day delay since 1970s

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10
Q

Deforestation could cause a __% decline in regional rainfall

A

20%

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11
Q

How much carbon is immediately released when burnt for land clearance

A

30-60% of carbon

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12
Q

How many tonnes of carbon does the Amazon store

A

80-120 billion

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13
Q

How big is para rainforest reserve

A

15million hectares

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14
Q

ACTO

A

Amazon Cooperation Treaty Organisation

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15
Q

How many members are in ACTO

A

8

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16
Q

What does ACTO want to promote

A

Sustainable development

17
Q

When did the TARAPOTO process begin

18
Q

What is the TARAPOTO process

A

8 member countries identified have 12 criteria to help manage the forest sustainably at management nationally and globally

19
Q

Who has REDD been recognised by

A

Paris Agreement so legally binding

20
Q

What is REDD

A

Rich countries should pay poor countries not to cut down trees.

21
Q

How much was pledged to support REDD

A

$4.5 billion

22
Q

Local policy to stop climate change

A

Reforestation and afforestation

23
Q

The government have established a ____ to reduce _____

A

land registry to reduce land grabbing and illegal logging and cattle ranching

24
Q

Government has a sophisticated system of

A

monitoring deforestation using satellites and aeroplanes which can detect large-scale illegal clearances.

25
What happens to process in cold conditions
Slow don and are less effective
26
Fires in Indonesia have contributed over _____ tons of carbon dioxide
Billion
27
For every ____ of forest consumed in a wildfire ___ CO2 is emitted
Hectare 170 tons
28
Volcanic activity returns……
Carbon that has been trapped in the lithosphere for millions of years
29
Currently, volcanoes emit between ____ and _____ of Co2 each year, by comparison, human activities release _______ as a result of burning fossil fuels
. 130-180 million tonnes . Humans - 30 billions tonnes
30
What % of anthropogenic carbon release comes from the combustion of fossil fuels
90%
31
Fossil fuels are extracted from rock that are ___ years old
70-100 million
32
What % of carbon is absorbed by oceans and vegetation and who absorbs the rest
50% by oceans/vegetation and 50% by atmosphere
33
Cattle in the US emit ____ of methane and in 2011 made up _____% of all agricultural emissions
5.5 million tonnes 39%
34
When could farming be carbon neutral
2030
35
In the 1990s, the Amazon was absorbing ____, by 2015 this had decreased to just _____
2bn tonnes, now only 1bn tonnes
36
Since the 1960s, global concentrations of Co2 have increased significantly from _____ to _____
320ppm to 400ppm