In addition to lowering the pH of nearby streams, which of the following is an environmental problem associated with acid mine drainage?
A. acidic runoff causes aquifer materials to dissolve
B. chemical burns of workers due to presence of alkaline minerals
C. increased runoff leading to more frequent flooding
D. release of heavy metals into the environment
E. erosion of mining tunnels causing land subsidence
Answer: D
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A community of different organisms interacting with one another and with their nonliving environment of soil, water, and other forms of matter is called
A. a species. B. an ecosystem. C. a population. D. a lithosphere. E. a community.
Why does groundwater discharge to Earth's surface?
A. Earth's surface is regular, and permeability decreases with depth within Earth. B. Earth's surface is irregular, and permeability increases with depth within Earth. C. Earth's surface is regular, and permeability increases with depth within Earth. D. Earth's surface is irregular, and permeability decreases with depth within Earth.
Porosity describes how rapidly water moves through a rock.
Answer the following statement true (T) or false (F)
What is the Green Revolution? What have been its limitations and its gains?
What will be an ideal response?