Water And Carbon Cycles In The Amazon Rainforest

Question 1

What area does the Amazon rainforest cover?

Answer 1

6million sq km

Question 2

Average temperature

Answer 2

25-30 degrees C

Question 3

Annual rainfall

Answer 3

Over 2000mm

Question 4

What % of precipitation is sent to the atmosphere straight away through evapotranspiration?

Answer 4

50-60%

Question 5

NPP?

Answer 5

2500g/m sq/year

Question 6

How much carbon is stored in the biomass?

Answer 6

400-700 tonnes/ha

Question 7

How much carbon is stored in the soil?

Answer 7

90-200tonnes/ha

Question 8

How much carbon is absorbed by the rainforest from the atmosphere through photosynthesis in a year?

Answer 8

2.4billion tonnes

Question 9

How much carbon is released back to the atmosphere through decomposition and respiration?

Answer 9

1.7billion tonnes per year

Question 10

Name three physical factors that affect the water cycle in the Amazon

Answer 10

Temperature,geology and relief

Question 11

Name 4 physical factors that affect the carbon cycle in the Amazon

Answer 11

Temperature, vegetation, organic matter in the soil,mineral compsition in the rocks

Question 12

What type of rocks are large parts of the Amazon basin made up of?

Answer 12

Crystalline impermeable rocks

Question 13

What is the mountain range called to the west of the Amazon rainforest?

Answer 13

Andres

Question 14

1970-2013 average area deforested per year?

Answer 14

17,500km sq

Question 15

What proportion of primary forest has been destroyed?

Answer 15

1/5

Question 16

Name a drainage basin that flooded

Answer 16

Porto Velho

Question 17

How many meters above normal did the river reach?

Answer 17

19.68m

Question 18

How many people died?

Answer 18

60

Question 19

What was the area of Bolivian rainforest that was cleared that triggered these floods?

Answer 19

30,000 sq km

Question 20

Carbon biomass of grasslands

Answer 20

16.2 tonnes/ha

Question 21

Brazil is commited to restoring what area of forest by 2030?

Answer 21

120,000km sq

Question 22

By 2015 what % of Brazilian rainforest was protected thorough national parks, wildlife reserves and indigenous reserves?

Answer 22

44%

Question 23

Name a reforested project

Answer 23

Parica project In Rondonia

Question 24

How many fast growing tropical hardwood seedings were planted to develop a commercial sustainability managed timber plantation?

Answer 24

20million

Question 25

Name an indigenous group who plant seedlings in deforestated land where they live

Answer 25

Surui

Question 26

What is the REDD scheme and who runs it?

Answer 26

Reducing Emissions from deforestation and Degration scheme run by the UN.
The Surui gained carbon credits for this and sold then to Natura, a cosmetics TNC. This allows me them to make money from restoring the rainforest.

Question 27

Name two ways we can improve farming techniques in the rainforest

Answer 27

Diversification (e.g. Rearing live stock and growing crops on the same farms. And use of dark soils (human engineering soils )