Unit 3 - Global Change Flashcards
1
Q
Genetic Diversity
A
genetic variation both within and between populations
2
Q
Species Diversity
A
variety of different species across taxa in ecosystem
3
Q
Local Extinction
A
the termination of a species (or other taxon) in a chosen geographic area of study, though it still exists elsewhere
4
Q
Mass Extinction
A
loss of at least 50% of species present
5
Q
Biodiversity Resources Examples:
A
food, genetic resources, medicine, clothing fibers, building materials, etc
6
Q
Ecosystem Services
A
processes ecosystems provide with sustain life
7
Q
Ecosystem Services Examples:
A
purify air/water, decomposition, climate control, crop pollination, pest control, etc
8
Q
Greenhouse Gases
A
Atmospheric gases that absorb, re-radiate infrared radiation
