Amazon Rainforest Water And Carbon Case Study

Question 1

Where is the amazon rainforest

Answer 1

The amazon rainforest covers much of northwest Brazil and extending into Colombia, Peru and other South American countries.

Question 2

How much of the earth does the rainforest cover and how much of all photosynthesis is it responsible for

Answer 2

It covers 6% of the earth and is accountable for 30-50% of global photosynthesis

Question 3

How many trees are there and how many of those store 1/5th of all carbon store in the worlds biomass

Answer 3

There are 3000 billion trees and 15000 store 1/5th of the carbon stored in biomass

Question 4

Area of the amazon

Answer 4

Around 5.5 million km2

Question 5

Water cycle: average rainfall and temperatures

Answer 5

300mm average rainfall per year

Average temperature of 28°C

Question 6

Water cycle: what is the rainfall used for

Answer 6

75% is intercepted by trees then to the ground through streamflow. half is eventually returned to the atmosphere through evapotranspiration,, the other half is infiltrated through soil or flows overland to nearby channels
25% is evaporated

Question 7

Water cycle: how much of the rain that falls in the Amazon is discharged into the Atlantic Ocean

Answer 7

Only around 1/3

Question 8

Water cycle: what’s an impact of forests being cut down

Answer 8

Less moisture goes into the atmosphere and rainfall declines, sometimes leading to a drought