Sustainability

Question 1

What does dynamic conservation mean?

Answer 1

Maintaining diversity by adapting conservation measures to the changing environment and social factors

Question 2

What is reclamation?

Answer 2

Restoring ecosystems that have ben destroyed

Question 3

What are reasons for maintaining biological resources?

Answer 3

Ecological, economic, aesthetic, social and ethical

Question 4

What are ecological reasons for maintaining resources?

Answer 4

Reasons concerning the potential impact on other species and whole ecosystems if certain species aren’t protected

Question 5

What are example ecological reasons for maintaining resources?

Answer 5

Conserving one animal protected other animals and cannot predict consequences of losing one species

Question 6

What are economic reasons for maintaining resources?

Answer 6

Reasons involving people, companies or communities earning a living or making more money from the biodiversity is a sustainable way

Question 7

What are example economic reasons for maintaining biodiversity?

Answer 7

Attracts tourism so brings in money, maintains soil so farmers can make a living, protects against natural disasters so less money spent rebuilding, financial gain from timber production and prevents extinction of species with potential medicinal or economic value

Question 8

What are aesthetic reasons for main thing resources?

Answer 8

Reasons based around the beauty of nature and its ability to enrich lives and inspire people

Question 9

What are example aesthetic reasons for maintains resources?

Answer 9

Inspirations for musicians, artists, writers and poets, people enjoy beauty of wildlife and people get enjoyment from being in nature

Question 10

What are social reasons for maintaining biodiversity?

Answer 10

Reasons that are for the benefit of society, providing areas for relaxation, exercise and bird watching

Question 11

What are example social reasons for maintaining resources?

Answer 11

Attracts tourism so more jobs, fewer people are homeless if protected from natural disasters, international agreements ensure generations can stay in the fishing trade and some habitats provide opportunities for hobbies and excercise

Question 12

What are ethical reasons for maintaining resources?

Answer 12

Faster recovery from stress and injury in a natural environment, we don’t have right to kill species and responsibility to look after natural habitat

Question 13

What are the three Rs of sustainability?

Answer 13

Reduce, reuse and recycle

Question 14

What are sustainable resources?

Answer 14

Exploited economically so it will not diminish or run out

Question 15

What are the 5 aims of sustainability?

Answer 15

Preserve the environment, ensure resources are available for future generations, allows humans to live comfortably, enable less economically countries to develop using their natural resources and create a more even balance in the consumption of these resources

Question 16

What is clear felling?

Answer 16

All trees are removed from a certain area

Question 17

What is an advantage of clear felling?

Answer 17

It is a productive and economical method of timber production

Question 18

What is a disadvantage of clear felling?

Answer 18

All trees are removed including their roots which is devastating for the natural environment

Question 19

What is strip felling?

Answer 19

Clearance of small patches of forest leaving adjacent areas untouched

Question 20

What is an advantage of strip felling?

Answer 20

Narrow strips are cut so that the forest on either side can regrow and reclaim the land, allowing forests to be logged with minimum effort and damage

Question 21

What is a disadvantage of strip felling?

Answer 21

Better than clear cutting but leads to habitat fragmentation

Question 22

What is selective felling?

Answer 22

Cutting mature or diseased trees or unwanted species and leaving the rest

Question 23

What is an advantage of selective felling?

Answer 23

Continual regeneration of young seedling and works well for forests with fast growing trees

Question 24

What is a disadvantage of selective felling?

Answer 24

Helicopters are needed so thee is a risk of damage to nearby trees and is unsuitable for forests with slow growing trees

Question 25

What is coppicing?

Answer 25

Cutting trees to ground level and leaving stumps to regrow and woodland is often divided into sections and coppiced on rotation

Question 26

What is an advantage of coppicing?

Answer 26

The roots are maintained so th broad leaved tree can continue to grow and can be repeated indefinitely

Question 27

What is a disadvantage of coppicing?

Answer 27

Herbivores have access to the newly forming shoots near ground so can graze and damage them

Question 28

What is pollarding?

Answer 28

Similar to coppicing, but trunk is cut higher up so herbivores cannot eat new shoots as they appear

Question 29

What is an advantage of pollarding?

Answer 29

Less chance of damage from herbivory

Question 30

What is a disadvantage of pollarding?

Answer 30

The timber produced is small in size and not suitable for construction