Resource Reliance

Question 1

How has our access to resources changed over time?

Answer 1

better technology has allowed us to access more resources and not be limited in how far we cant transport them

Question 2

What are the main causes of overuse of materials?

Answer 2

better technology
larger population
more desire

Question 3

What percentage of the world’s resource consumption is due to ACs?

Answer 3

75%

Question 4

what is the main cause of increased demand for resources?

Answer 4

exponentially increased population

Question 5

what effect does increased global income have on resources?

Answer 5

demand for more luxuries, varied food, bigger housing and travel increases, which all need resources

Question 6

what is meant by the population explosion?

Answer 6

sudden increase of population from 2 billion to 7 billion in 84 years in the 20th century

Question 7

why will the access to resources per person to resources decrease over time?

Answer 7

global supplies are declining

Question 8

how will world hunger become a bigger issue?

Answer 8

increase demand for resources with too many people.
Countries with big populations such as india and china will especially struggle

Question 9

in 2023 approximately how many people were undernourished in the world?

Answer 9

734 million

Question 10

What are 4 factors affecting food security globally?

Answer 10

population growth
climate change
land and water degradation
politics
more variety in diet

Question 11

What are 4 factors affecting water security globally?

Answer 11

rising population
industry and agriculture
economic (affordability)
lack of rainfall
climate change
generating electricity

Question 12

What percentage of fresh water is used by agriculture?

Answer 12

70%

Question 13

how much of the world’s energy do asia and china use?

Answer 13

asia: 43%
China: 23%

Question 14

what percentage of all energy generated annually is wasted?

Answer 14

27%

Question 15

how has farming changed to cope with the increased demands?

Answer 15

farming has become MECHANISED. this means that it has moved on from manual labour to use more machinery and technology to make farming easier, faster and more efficient.`

Question 16

what are 3 effects of the mechanisation of farming?

Answer 16

in order to house the machinery, farms have grown, destroying habitats

since it is now a year round process, many soils r being exhausted and land is becoming barren

increased use of chemicals and fertilisers is more expensive for farmers and the chemicals can sometimes leak into water stores.