Increasing Carrying Capacity

Question 1

The green revolution refers to…

Answer 1

a package of agricultural improvements. By Dr Borlong

Question 2

(Japan) How many % are over 60?

Answer 2

33%

Question 3

Japans TFR is around…

Answer 3

1.4

Question 4

Food security is when…

Answer 4

all people at all times have access to sufficient, safe and nutritious food to maintain a healthy life.

Question 5

(Green revolution) India was the first country which…

Answer 5

benefit when HYVs programme started in 1966-67.

Question 6

(Green revolution) The HYVs introduced new…

Answer 6

hybrid varieties of five kinds of cereal. All resistant to droughts.

Question 7

Advantages of the green revolution:

Answer 7

• yields are 2-4 times greater
• shorter growing season=introduction of new crops
• farming incomes increased
• better diet for rural communities
• increased employment for farm suppliers

Question 8

Disadvantages of the green revolution:

Answer 8

• high inputs of fertilisers and pesticides
• HYVs more prone to pests
• mechanisation=increased rural unemployment
• small farmers did not benefit as much
• increased irrigation=salinisation

Question 9

Examples of constraints in sustaining population:

Answer 9

• war
• trade barriers
• climatic and other hazards
• climate change

Question 10

War is a major issue for…

Answer 10

development. It alters the ability of a country to sustain its population. It can send development back by decades.

Question 11

Trade barriers such as…

Answer 11

tariffs, quotas and regulations are too strict for LICs implemented by HICs. This reduces export.

Question 12

Climatic and other hazards are…

Answer 12

short term. E.g. droughts, hurricanes, earthquakes, volcanoes.

Question 13

Climate change is a long…

Answer 13

term effect. It may increase the frequency of extreme events.

Question 14

The carrying capacity is…

Answer 14

the largest population that the resources of a given environment can support. Advances in technology can increase it.

Question 15

An ecological footprint is a measure…

Answer 15

of humanity’s demand on the natural environment. It is measured in global hectares.

Question 16

An ecological footprint for a country is…

Answer 16

the sum of all croplands, forests, fishing ground, carbon footprint to provide food for the country, energy and space for infrastructure.

Question 17

The global hectare is a hectare with…

Answer 17

world-average ability to absorb wastes.

Question 18

If global hectare is greater than…

Answer 18

biocapacity, it is unsustainable living.

Question 19

Due to the Green revolution, Mexico has become self-

Answer 19

sufficient in wheat production by 1951.

Question 20

The green revolution was introduced in Mexico in…

Answer 20

1943, resulting in heavy investment in rural infrastructure.

Question 21

The Mexican population increased from…

Answer 21

13 million in 1901 to 103 million in 2005

Question 22

The green revolution was an initiative to…

Answer 22

give countries time to check its population. It did not happen in Mexico.

Question 23

An optimistic view of managing a growing population:

Answer 23

1. checks on the TFR(sanctions, increased family planning)
2. Top-down development to increase CC
3. Bottom-up development to increase CC

Question 24

The neo-Malthusian view is that…

Answer 24

with the increased population, there is greater demand for food. Less food for people so increased mortality and balance restored.

Question 25

Boserup view is that…

Answer 25

the population will increase with greater demand for food. Improvement in technology will result in more food and the population continues to grow unchecked.

Question 26

Suitable, sustainable and

Answer 26

appropriate development will increase the carrying capacity of a country correctly.

Question 27

Pro-Natalist policies promote…

Answer 27

large families and high immigration to increase population size.

Question 28

Anti-Natalist policies promote…

Answer 28

smaller families and reduce immigration to decrease the population.