Research indicates that the largest cause of the rising rate of species extinctions is _____. 

A. habitat loss
B. overhunting
C. disease
D. pollution
E. geological events


Answer: A

Environmental & Atmospheric Sciences

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Obsidian exhibits a(n) ________ texture

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

How and why were laws controlling ownership of water changed in the U.S. Intermontane region in the late 19th and early 20th centuries?

What will be an ideal response?

Environmental & Atmospheric Sciences

Which kind of mining technique has the potential to dramatically reduce water and air pollution?

What will be an ideal response?

Environmental & Atmospheric Sciences

The shape of a raindrop:

A) remains constant throughout the journey from cloud to ground. B) is initially that of a tear. C) flattens out on the bottom as it falls. D) is not affected by drag.

Environmental & Atmospheric Sciences