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Author Question: Some regions of Iceland once were covered with forests. However, centuries ago humans logged the ... (Read 18 times)

2125004343

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on: Jul 16, 2018
Some regions of Iceland once were covered with forests. However, centuries ago humans logged the trees and grazed sheep on the logged regions, preventing natural regeneration.
 
  This situation, in which one ecosystem has now been converted to another, represents A) a tipping point for this ecosystem with fewer ecosystem services than before.
  B) the power of natural resilience mechanisms.
  C) reverse ecological succession.
  D) a sustainable approach to ecosystem management with a positive feedback loop.

Question 2

Which of the following natural threats to human health is least predictable, meaning that there is usually the least amount of lead time before a disaster?
 
  A) Earthquakes, tsunamis, and tornados
  B) Forest fires
  C) Hurricanes and floods
  D) Severe snowstorms


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jonathanballen97

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Reply #1 on: Jul 16, 2018
Answer to Question 1

A

Answer to Question 2

A


2125004343

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Reply 2 on: Jul 16, 2018
Gracias!

peter

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Reply 3 on: Yesterday
:D TYSM

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