24.4 conservation and preservation

Question 1

define conservation

Answer 1

maintenance of biodiversity through human action or management

Question 2

what is sustainable development

Answer 2

involves management of ecosystems so that natural resources in them can be used without running out

Question 3

what is reclamation

Answer 3

process of restoring ecosystems that have been damaged/destroyed (e.g. controlled burning of forest areas which halt succession and increase biodiversity)

Question 4

economic importance of conservation

Answer 4

• provide resources for humans to survive and reproduce

- e.g. medicinal drugs, clothes, food, timber and paper

Question 5

social importance of conservation

Answer 5

• natural beauty of wild ecosystems is enjoyable
• used for relaxation/ exercise so has health benefits
• e.g. bird watching, walking, cycling and climbing

Question 6

ethical importance of conservation

Answer 6

• we don’t have rights to decide which organisms survive and which don’t
• moral responsibility to conserve natural ecosystems for future generations

Question 7

define preservation

Answer 7

protection of an area by restricting or banning human interference so that the ecosystem is kept in its original state. NO VISITATION

Question 8

what type of resources is preservation used for

Answer 8

ecologically, archaeologically or paleontologically sensitive resources which are damaged/destroyed easily by disturbances

Question 9

what is commonly preserved and what is commonly conserved

Answer 9

objects and buildings = preservation

natural environments = conservation