521563
Description
Mind Map by williamsedgwick, updated more than 1 year ago
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Created by williamsedgwick
about 10 years ago
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hot deserts
- where they are
- they are on and around the tropics of cancer and
Capricorn but not on the equator. The largest area of
desert is in the Middle East and Africa in countries such
as Lebanon, Iraq, Egypt, Libya and Algeria.
- they are on and around the tropics of cancer and
Capricorn but not on the equator. The largest area of
desert is in the Middle East and Africa in countries such
as Lebanon, Iraq, Egypt, Libya and Algeria.
- climate
- the temperature ranges from approximately 13
degrees in December and January to
approximately 33 degrees in June and July
- the rainfall varies from approximately 20 degrees in
January to non in June, July or August.
- at night the temperature can reach -18 degrees
- the temperature ranges from approximately 13
degrees in December and January to
approximately 33 degrees in June and July
- human uses
- Thar desert (LEDC)
- subsidence farming
- farming is limited because the soil contains very
few nutrients and is not very fertile
- farming is limited because the soil contains very
few nutrients and is not very fertile
- irrigation
- the Indira Ghandi canal irrigates an area near jodhpur. it
supplies drinking water and crops can be grown on eather
side
- the Indira Ghandi canal irrigates an area near jodhpur. it
supplies drinking water and crops can be grown on eather
side
- mining
- limestone and gypsum ( for making plaster) are found in
the desert and valuable to the building industry
- limestone and gypsum ( for making plaster) are found in
the desert and valuable to the building industry
- subsidence farming
- Sonoran desert (MEDC0
- retirement communities
- the beautiful views, all year round hot weather and sunshine,
attract a lot of elderly people to the desert
- the beautiful views, all year round hot weather and sunshine,
attract a lot of elderly people to the desert
- golf cources
- the hot weather and increased number of elderly residents has
lead to the development of leisure facilities, particularly golf courses
- the hot weather and increased number of elderly residents has
lead to the development of leisure facilities, particularly golf courses
- tourism
- tourism provides a large amount of income for the local residents, people who run buggy
tours, moonlight tours, adventure tours and traditional cowboy ranches
- tourism provides a large amount of income for the local residents, people who run buggy
tours, moonlight tours, adventure tours and traditional cowboy ranches
- retirement communities
- Thar desert (LEDC)
- plant adaptations
- they grow slowly
and live a long time
- stores water in root bulbs
- wide spread roots to collect
a large area of underground
water
- green stems to increase rates of photosynthesis
- stems swell up
after rain to store
water
- xerophyitic
- ephemerals only live for a short time, they germinate,grow,
flower, produce seeds and die back quickly after rain
- waxy leaves to reduce water loss and they have a
real aroma to stop predators eating them.
- leaves are tiny thorns to reduce
water loss and to stop animals from
eating them
- ephemerals only live for a short time, they germinate,grow,
flower, produce seeds and die back quickly after rain
- they grow slowly
and live a long time
- salinisation
- salts are deposited on the
surface from high levels of
evaporation
- it makes the ground too
salty for plants to grow
- salts are deposited on the
surface from high levels of
evaporation
- problems
- salty water
- no roads
- no hospital
- tourism (more water needed)
- fuel
- soil erosion
- population pressure (leads to over
grazing and over cultivation)
- salty water
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