The _____ in the earth's stratosphere is seasonally centered over Antarctica, but thanks to the Montreal Protocol it is currently shrinking

a. greenhouse effect
b. ozone hole
c. ice cap
d. aurora borealis
e. magnetic pole


b

Environmental & Atmospheric Sciences

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Halos are associated with

A) stratus clouds. B) thunderstorms. C) cumulus clouds. D) cirrostratus clouds.

Environmental & Atmospheric Sciences

Describe the four parameters that can change the appearance of a 3-D view.

What will be an ideal response?

Environmental & Atmospheric Sciences

Water diversion and irrigation has allowed humans to grow crops in areas where natural supplies have been limited. A major challenge that exists in these regions has been ________

A) high pesticide use B) soil erosion C) salinization of soils D) low crop diversity E) high trophic-level efficiency

Environmental & Atmospheric Sciences

A major concern with natural gas demand is ________

A) limited use of the fossil fuel B) lack of appropriate storage C) low supply D) lack of greenhouse gas emission E) transportation

Environmental & Atmospheric Sciences