Explosive eruptions are associated with ____
a. low viscosity magma
b. pyroclastics
c. magma of low gas content
d. pahoehoe
b
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Although ____________ is the most efficient and sometimes least-costly way to cut trees, it can also harm an ecosystem by causing increased erosion, sediment pollution of nearby waterways, and losses in biodiversity.
Fill in the blank(s) with the appropriate word(s).
Which term describes the capacity of the earth's natural systems to sustain life and the ability of human economic systems to survive or adapt indefinitely as environmental conditions change?
A. Appropriate use of resources B. Ecological management C. Sustainability D. Preservationism E. Environmentalism
How does settlement in a landfill potentially pose a threat to ground and surface water resources? What will be an ideal response?
Pyroclastic flows cannot travel down all sides of a volcano simultaneously.
Answer the following statement true (T) or false (F)