Of the following choices, the best indicator of drought is

A) soil-water use.
B) soil-water recharge.
C) height of the saturated zone.
D) deficit.


D) deficit.

Environmental & Atmospheric Sciences

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Iridescent clouds are created by the process of:

A) reflection. B) scattering. C) diffraction. D) refraction.

Environmental & Atmospheric Sciences

Mercosur, NAFTA, and FTAA are __________-__________ associations that have globalized the Latin American economies by lowering or eliminating tariffs on goods

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

Iraq contains approximately 26 percent of the world's known oil reserves

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The grasshopper effect is a result of ____.

A. pollutants being transferred from warmer areas to polar areas by ocean currents B. warm air sitting on top of cool, stagnant air C. the mixing of warm and cold air D. air pollutants being transferred from warmer areas to polar areas by evaporation and wind E. precipitation exceeding evaporation

Environmental & Atmospheric Sciences