Kk Flashcards
Economic growth
Activities like logging and mining have created wealth for many people in Brazil. 8%or Brazil’s GDP comes from the Amazon
• This means money can be spent on health, education & building infrastructure
• Deforestation has negative impacts on local & global climates.
Estimated cause of global redured crop yields caused by Amazon deforestation is US$ 3.6 trillion over the next 30 years
Causes of deforestation
Fire, logging, hydroelectric power, slash and burn, road builidnh,
Ecotourism
small scale tourism where tourists stay in ecolodges and ecolodges and are educated about the rainforests by local guides.
V - local people eon money by conserving the environment
X- too small scale to have a large economical benefit
Adaptation of vegetation in tropical rainforests
Drip tip leaves, buitrees roots p, climbing plants, ephysites
Buttress roots
support trunk of tall trees competing for lignt
Climbing plants
lianas, climb up for sunlight.
Ephysites
parasitic plants that take root to trees nigh
Drip tip leaves
thick waxy leaves with pointed leaves- drip tips, chanels water to point so it runs off, avoids damage on leaf
Value of tropical rainforest
Absorb & store COz reducing the enhanced greenhouse effect
• Regulate local & Regional water arcles, reducing drought
• home to half the worlds plant & animal species
• 25% of worlds medicines come from rainforests plants
• Provide many resources line fruit, rubber, & hardwood o Indigenus tribes live in rainforest.
Location of tropical rainforest
Along the equator. South Amera, Central Africa, South -east Asia and Norin-east Australia (Between the tropics)
Small scale UK ecosystem
Detritus - midge larvae - great diving beetle - fish - heron
Food web
Lots of food chains and how they overalpp
Food chain
Connections between organisms that rely upon each other for food
Nutrient cycle
Process where organisms extract nutrients from soil before passing them onto the food chain, ultimately repeating proces
