Causes and Impact of Deforestation

Define Deforestation

• the growing of crops on the rooftop

• the cutting down and removal of all or most of the trees in a forested area.

• the setting up of factories in an urban area

• the sending of money home after working overseas

State the year with the highest number of wildfires in Brazil.

• 2014

• 2016

• 2018

• 2019

Refer to the figure. State the country that is the largest palm oil producer for the year 2016/2017.

• Indonesia

• Malaysia

• Thailand

• Columbia

The graph below shows the greenhouse gas emissions by sector for the year 2019. State the percentage of greenhouse gas emissions by agriculture and forestry (logging).

• 33%

• 26%

• 15%

• 11%

What are some problems that cattle ranching bring to the Amazon?

• more food supply and economic growth

• increase in price of meat

• deforestation and emission of methane gas

The largest iron ore mine in the world is located at

• Carajás National Forest, Brazil

• Vevey, Switzerland

• Blackforest, Germany

• Aokigahara Forest, Japan

What are the effects of deforestation ?

• loss of habitat for animals and indigenous people

• enhanced greenhouse effect

• depletion of natural resources

• all of the above

Why does cutting down trees increase global warming?

• trees are green-lungs of the earth. With lesser trees, there will be more carbon dioxide in the atmosphere.

• trees provide shade which counteracts global warming

• trees absorbs the sun's energy without radiating back into the atmosphere

• trees drain greenhouse gases like methane from soil

Some people are cutting down forests to use the land to grow cash crops. This is called:

• Cattle ranching

• Shifting cultivation

• Large scale commercial agriculture

• Logging

Especially in Indonesia and Malaysia, people are cutting forests to grow...

• Apple trees

• Palm oil trees

• Mango trees

• Christmas trees