What happened to the Cuyahoga River in Cleveland in 1969?
A) massive amounts of pig farm waste was discharged
B) acid mine drainage raised the water pollution to toxic levels
C) it caught fire
D) it was declared to be in violation of the Clean Water Act
C
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Turbidity currents carry sediments into submarine canyons which may eventually produce ________.
a. deltas b. deep-sea fans c. accretionary wedges d. alluvial fans
____________________ aims to be the first country to become carbon neutral
Fill in the blanks with correct word
Choose appropriate way(s) that hot springs might impact people living nearby:
A. increases likelihood of earthquakes B. enables easy transportation of goods C. provides geothermal power
On March 22 and September 22, which placemarked location has a solar-noon Sun angle of 66.5??
A) D B) C C) A D) B E) E