What fear is there for the long-term health of the world's coral reefs?
What will be an ideal response?
Answer: There is a large amount of coral bleaching because corals are stressed for reasons not well understood. Pollution and sedimentation caused by humans might be contributory, but it is clear warming water and its increased acidification from greenhouse gases might be the prime factors.
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Most mountains are produced by
A. earthquakes. B. volcanic activity. C. tension. D. compression.
Compare and contrast the types of knowledge gained and the research methods of natural and social sciences when considering environmental problems. Why do both types of disciplines need to be a part of environmental science?
What will be an ideal response?
Which of the following acids has the weakest conjugate base?
A) CH3COOH B) C6H5OH C) H2SO4 D) H3PO4
The Campos of Brazil is an example of a _______________ climate region
a. tropical savanna b. tropical monsoon c. desert d. steppe