A sequence of changes that reinforces the direction of initial change is known as
_______________ feedback.
Fill in the blank(s) with correct word
positive
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A 2014 NASA's Goddard Space Flight Center study reminds us that ____.?
A) ?by increasing the per-capita depletion of nature, a collapse in civilization can be avoided B) ?Earth's natural replacement capacity is well below its total possible capacity C) ?civilizations are not permanent D) ?nature has a way of maintaining equilibrium on its own, thus allowing civilization to thrive indefinitely
How do soils form?
What will be an ideal response?
Judge the following sentence according to the criteria given below: Ocean currents have the potential to generate more power than wind farms BECAUSE ocean currents move much faster than the wind
A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
Unconventional (noncriteria) pollutants are characterized by all of the following except
A. they are not yet regulated by the EPA. B. they are considered particularly toxic or dangerous. C. they include mercury and organic compounds. D. they have anthropogenic sources.