Which of these hazardous chemicals is polluting waterways in Central and South America due to small-scale gold mining practices?

A. mercury
B. cyanide
C. arsenic
D. chromium


Answer: A

Environmental & Atmospheric Sciences

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Studies show that corruption—and perceptions of corruption—are highest in countries with the large percentages of very poor people or people in highly insecure situations

Indicate whether this statement is true or false

Environmental & Atmospheric Sciences

Electoral geography studies elections and voting patterns and is a sub-field of

A) cultural geography. B) urban geography. C) political geography. D) economic geography.

Environmental & Atmospheric Sciences

Which of the following best matches the description?Soil type with good drainage and texture that is ideal for agriculture.

A. mechanical weathering B. soil texture C. friable D. contour farming E. chemical weathering F. lithosphere G. weathering H. soil profile I. terrace J. asthenosphere K. horizon L. leaching M. soil structure N. loam O. parent material P. windbreak Q. humus

Environmental & Atmospheric Sciences

How could the Himalayan Mountains be getting taller?

What will be an ideal response?

Environmental & Atmospheric Sciences