fold mountains Flashcards
mountain range
Andes
length km
7000 km
where?
west coast of south America
farming
most crops are grown in lower valleys
terracing cuts into landscape to retain water and access
cash crops- soybean, rice and cotton
subsidence- potatoes
hydro electric power
steep slopes+ narrow sides is ideal
snow melt+ high rainfall
Yancan river dam
tourism
natural beauty 90'000 tourists Inca trail & macho pichu ski resorts llamas used to carry bags
mining
gold rush
worlds biggest gold mine
less efficient recent years
steep relief adaptations
goats are farmed- well adapted to living on steep mountains
trees, man made defences stop avalanches and rock slides
poor soils
animals graze on the higher up and poorer soils
limited communications
roads built through mountains
roads cut into sides of mountain- not overcrowd the floor