Topic 3: Human Population, Carrying Capacity & Redource Use

Question 1

What it natural capital?

Answer 1

Natural resources taken from living or non living systems for human use

Question 2

Give an example of a good and service for each: renewable, replenishable and non renewable

Answer 2

Renewable: food (good) and stable climate (service)

Replenishable: water stores (good) and ozone layer (service)

Non renewable: fossil fuels (goods) and supply of soil nutrient from weathered rock (service)

Question 3

Define maximum sustainable yield?

Answer 3

What we can harvest without damaging the natural capital

Question 4

What is an issue which effects the maximum sustainable yield ?

Answer 4

Technology - fossil fuels were not in as great a demand before the industrial revolution

Question 5

Define sustainable yield

Answer 5

“Development that meets the current needs without compromising the ability of future generations to meet their own needs”

Question 6

Sustainable yield =

Answer 6

=(total biomass or energy at t+1) - (total biomass or energy at t)

OR

= (annual growth and recruitment) - (annual death and emigration)

Question 7

What is this the definition for?

The amount of land needed to sustainably support a population taking into consideration food, water, space, area to dispose of waste etc.

Answer 7

Ecological footprint

Question 8

What can affect a country’s ecological footprint?

Answer 8

Industrialisation, economy, diet, government attitudes, energy resources etc.

Question 9

A country with a richer economy are like to have a ___________ ecological footprint

Answer 9

Higher

Question 10

LEDC’s usually have a lower ecological footprint because …

An example?

Answer 10

Less infrastructure (roads, buildings etc.) 
Less access to fossil fuels 

Kenya

Question 11

As countries move along the demographic transition model, their ecological footprint __________. This is because they can focus on decreasing the death rate which increases the __________ and therefore _____________ ____________.

Answer 11

Increases
Population
Ecological footprint

Question 12

What three categories can natural capital be split into?

Answer 12

Renewable, replenishable and non renewable

Question 13

What are the three areas of an ecological footprint?

Answer 13

Food, water and area to dispose of waste

Question 14

What factors influence our ecological footprint?

Answer 14

Education levels, technology, economy, industrialisations, governmental attitudes, energy resources, religion, diet, recycling etc.