Geography Flashcards
(41 cards)
Development
a process of change in a country in terms of its economic growth, use of technology and quality of life
Development indicator
these measure how developed a country may be. can either be social or economic
literacy rate
the percentage of people in a population who can read and write
gross national income
total income earned by a country in a year
birth rate
number of births per 1000 people each year
deforestation
the removal of trees from rainforests and wooded areas
desert
a desert is a barren area of landscape where little rainfall occurs and, consequently, living conditions are hostile for plant and animal life
sustainable
the ability to maintain a process over time whilst doing little or no harm to the environment
what are the 7 continents
africa
south america
north america
europe
antarctica
australia&oceania
asia
overpopulation
as population grows, trees are cleared to make room for settlements
logging
trees are felled to harvest timber for profit. Roads must also be built to access logging sites, requiring further deforestation
farming and agriculture
trees are cleared to create crops and grazing livestock
mining
trees are cleared to dig for valuable minerals such as coal and gold
energy development
forests are flooded to build dams for hydroelectric power (HEP) and areas are razed to make way for biofuel crops
give 3 impacts of using fossil fuels
increased drought in the amazon
heatwaves and water shortages in europe
more frequent and severe tropical storms in South-east Asia
what type of air sinks
hot dry air
what does hot dry air cause
cloud free conditions
how are rainfall levels
low and unpredictable
what is the average of rainfall per year
less than 250mm per year
what is the weather like during the day in a desert
hot
what is the weather like during the night in a desert
cold
what can daily temperatures range between in summer
35-40 degrees
what have desert plants had to adapt to
the intense heat and dry soil
examples of succulents
cacti and aloe