Between 1960 and 2010, the total amount of recycled MSW in the U.S. has
A) actually declined by about 10%, a very disappointing trend.
B) stayed about the same, as the cost of natural resources had declined.
C) actually doubled, representing significant improvement.
D) increased by more than 500%, representing a huge improvement.
D
You might also like to view...
What is the effect of a warm global climate on chemical weathering, and what is its feedback to global climate?
A. A warm climate increases chemical weathering and the formation of limestone, increasing CO2 levels, which in turn warms the climate more. B. A warm climate increases chemical weathering and the formation of limestone, drawing down CO2 levels, which in turn cools climate. C. A warm climate decreases chemical weathering and the formation of limestone, drawing down CO2 levels, which in turn cools climate. D. A warm climate decreases chemical weathering and the formation of limestone, increasing CO2 levels, which in turn warms the climate more.
During elongation how many of the general transcription factors remain bound to the TATA box?
A) 0 B) 1 C) 2 D) 3
________ of urban residents in developing countries have satisfactory sanitation services.
A. Less than 10 percent B. Nearly all C. Less than half D. 70-80 percent
High-frequency sound emits a high
A. amplitude. B. pitch. C. speed. D. all of the above