resources Flashcards
what is a resource
things that people use and some resources are essential for survival e.g. food, energy and water
3 resources people need
food
energy
water
what is undernutrition
a poorly balanced diet lacking in vitamins and minerals
how does food affect wellbeing (positive and negative)
negative:
-undernutrition —> leads to illness —> illness means inability to work
positive:
-food means people live for longer as health is better —> this makes they work longer —> more taxes are paid
which continent has the most undernourished people
africa
why is water such an important resource
-drinking
-agriculture
-industry
how does water affect economic and social (negative)
economic - woman and girls walk miles to collect water each day —> can’t go to school or work —> won’t earn much
social —> drinking dirty water can impact health —> diarrhoea and cholera which means life expectancy is short —> people unable to go to school etc
how does energy affect economic and social wellbeing (positive and negative)
economic —> having energy resources such as oil means that countries can sell it to make money —> creates jobs
social —> burning fossil fuels leads to air pollution which has health impacts —> shorter quality of life
leads to global warming —> sea levels rising due to melting ice caps —> flooding in coastal areas
why is there likely to be a water imbalance in the future
variations in climate and rainfall
water scarcity
lack of clean water supply to meet demand
in HICs which sector uses the greatest proportion of water
industry
in LICs which sector uses the greatest proportion of water
agriculture
region with little or no water scarcity
north america
europe
region with physical water scarcity
middle east
why is world energy consumption increasing
countries are developing leading to increased demand in industry e.g homes
which groups of countries are seeing the fastest increase in the demand for energy
new emerging economies (NEEs)
why does the UK import so much food
-cheap from abroad
-demand for seasonal produce all year
-demand for more choice
-UK climate unsuitable for some foods e.g. bananas
food miles
distance food has to travel before it reaches the consumer
what is a carbon footprint
the measure of carbon dioxide produced by certain activities
how does food generate a carbon footprint
-producing, processing and packaging food releases CO2
-food needs transporting which releases emissions