Our current agricultural technology is based on using large amounts of fossil fuels, particularly petroleum.  Propose a hypothesis that predicts what will happen if we run out of petroleum.

What will be an ideal response?


If we do not find a suitable energy replacement, then the human population might decline, and some scientists have predicted that a crash is possible.

Environmental & Atmospheric Sciences

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A fertile, silty soil deposited by the wind is known as

A) loess B) dust C) alkaline D) alluvium E) silt

Environmental & Atmospheric Sciences

The climate of Iceland, located at 65° N, is dictated mostly by its latitudinal position just below the Arctic Circle

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The major source of the water stored as groundwater is ____________________. Fill in the blank(s) with the appropriate word(s)

Environmental & Atmospheric Sciences

How do toxicologists investigate hazardous chemicals? How is this information disseminated to health practitioners and the public?

What will be an ideal response?

Environmental & Atmospheric Sciences