Question

Why is it useful to know the background level of extinction?

-Scientists want to see if increased extinction rates will threaten human population.
-It is part of the scientific process to observe changes in nature.
-NOAA and FWS are required by law to compare background rates to current rates.
-If current rates greatly exceed background rates, scientists say there is a chance of a mass extinction event happening.

Answer 1

If current rates greatly exceed background rates, scientists say there is a chance of a mass extinction event happening

Step-by-step explanation:

Answer 2

If current rates greatly exceed background rates, scientists say there is a chance of a mass extinction event happening

Step-by-step explanation:

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