Deforestation REVISION 2025

The conversion of forest to other land uses leaving less than 10-30% canopy cover is...

• Forest degradation

• Regeneration

• Deforestation

• Forest Fragmentation

True or False?

'Prior to 1950 most deforestation was in temperate forests but now it is in tropical forests'.

• True

• False

% of the Amazon forest has been lost in the last 50 years.

• 10%

• 17%

• 30%

• 60%

Forests are CONVERTED to pasture for cattle, and have increased from ___ million to ___ million since 1960

• 5 million to 80 million

• 1 million to 60 million

• 5 million to 50 million

The cattle industry is worth how much in the Brazilian Amazon?

• $1234 million

• $12.34 billion

• $123 billion

• $123 million

The spatial association between cattle and deforestation in these maps is...

• Strong

• Moderate

• Weak

• None

How many acres of forest were burnt in 2023? (also an El Niño year)

• 20million

• 21million

• 22million

• 23million

The Amazon rainforests are not usually prone to fires but when _________ they are more likely to burn

Traditional technique for clearing forests and which can often become out of control is called....?

• Raze and blaze

• Slash and burn

• Slash and blaze

Where more and more animals live in a smaller habitat, increasing competition for food etc.. is called

• Compression Effect

• Habitat Destruction

• Increased Poaching