Rainforests and Deforestation (Junior Cert Wood Technology): Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Main role of rainforests for Earth's health
Main role of rainforests for Earth's health
Absorb CO2 and produce oxygen
Typical locations of rainforests
Typical locations of rainforests
Near equator: S. America, Africa, SE Asia
Definition of rainforest
Definition of rainforest
Thick forest in wet areas, rich in life, has many layers
Definition of deforestation
Definition of deforestation
Cutting down trees permanently for logging/farming
Definition of afforestation
Definition of afforestation
Planting trees in empty areas to make new forests
Definition of reforestation
Definition of reforestation
Planting trees where forests were before
Definition of sustainable logging
Definition of sustainable logging
Cutting trees carefully to meet needs & keep forests healthy
Four layers of rainforest
Four layers of rainforest
Emergent, canopy, understorey, forest floor
How rainforests control climate
How rainforests control climate
Take in CO2 and give out oxygen
Three main causes of deforestation
Three main causes of deforestation
Logging, expanding farms, new cities
Ecological impacts of deforestation
Ecological impacts of deforestation
Less biodiversity, soil loss, changes in water patterns
Effect of tree cover loss on soil
Effect of tree cover loss on soil
Soil becomes unstable
Sustainable logging techniques
Sustainable logging techniques
Careful logging and growing different trees
