Sustaining Wild Species – Chapter 22
I.
Human Impacts of Biodiversity
A.
Conditions that increase biodiversity
B.
Conditions that decrease biodiversity
C.
Human impacts (know figure 22-2)
1.
Habitat Loss
D.
Seriousness
E.
Methods
1.
Ecosystem-Species Approach
2.
Species-by-species approach
II.
Species Extinction
A.
Types of extinction
B.
Endangered v. Threatened v. Rare
C.
Risk of Extinction
1.
Calculation Models
D.
Background v. Mass Extinction
E.
New Mass Extinction?
III.
Why preserve species
A.
Types of Value
B.
Economic and Medical Importance of Wild Species
C.
Scientific (informational) and Ecological Importance of
Wild Species
D.
Aesthetic and Recreational Importance of Wildlife
E.
Ethical Importance of Preserving Wild Species (intrinsic
value)
IV.
Causes of Species Loss
A.
Major Causes (5 of them)
B.
Habitat Loss
C.
Degradation
D.
Fragmentation
E.
Invasive Species
1.
Accidental
2.
Deliberate
3.
Reducing the threat
F.
Poaching and Hunting
1.
Case Study: Protection of Elephants from
Extinction
G.
Predators and Pest Control
H.
Exotic Pets
I.
Climate Change
J.
Loss of Genetic Diversity
V.
Solutions: Protecting Wild Species from Depletion and Extinction
A.
Bioinformatics in the Aid of Biodiversity
B.
International Treaties and Protection of Endangered
Species
C.
Laws to Protect Endangered Species
1.
Should the Endangered Species Act be Weakened?
2.
Should the Endangered Species Act be
Strengthened?
D.
Protection of All Endangered and Threatened Species?
E.
Protected Areas
1.
Wildlife Refuges
2.
Gene Banks, Botanical Gardens, and Farms
3.
Zoos
VI.
Wildlife Management
A.
Management of Wildlife Populations
B.
Wildlife
C.
D.
Manipulation of Vegetation and Water Supplies to Manage
Management of Wildlife Populations by Sports Hunting
Management of Populations of Migratory Waterfowl