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Flashcards in Guest Lecture student generated questions Deck (8)
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1
Q

what were the three main aspects of the lecture?

A
  1. protect
  2. connect
  3. restore
2
Q

Explain the fire/grazing hypothesis?

A

Fire creates very nutritious grasses that the cattle will be drawn to. Thus, letting other areas recover and flourish. After time, light another area on fire, then the cattle will be drawn here.

3
Q

What are 2 keystone disturbances in the grasslands?

A

Fire and Grazing!

4
Q

Compare homogeneity and heterogeneity

A

Homogeneity is uniformity and has lower number and variety of habitats. However, heterogeneity has greater variation and difference, as well as, greater number and variety of habitats.

5
Q

what are some examples of fire use on grasslands throughout history?

A
  • herding animals (bison, horses)
  • intimidating other tribes
  • attracting bison animals to newer pastures
  • prevent undergrowth
  • destroying others crops
  • scaring bison away from other tribes
  • fire break near a settlement to prevent being wiped out later in summer by larger fire
6
Q

What are some advantages to remote sensing?

A

Cheap and inexpensive, don’t need to travel, evaluate heterogeneity, help landowners make decisions.

7
Q

What insect species might fire be useful to control?

A

ticks!

8
Q

Why do fire and grazing work so well together?

A

interact to increase heterogeneity naturally. Burning part of the landscape creates highly nutrional food for grazing. Then animals focus their grazing in those recently burned areas allowing fuel for fire to accumulate in other areas. Those areas can then be the focus of subsequent burns.