Most of the environmental progress made over the past few decades has come about through __________ methods.
- free-rider
- command-and-control
- public ownership
- green tax
command-and-control
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The origins of the current regional tension over the state of Israel can be traced to the first century C.E. when
A. the Roman army destroyed Jerusalem and dispersed the Jews throughout the Mediterranean region. B. Islam spread into the Levant and conquered Jewish lands. C. an earthquake destroyed the Temple in Jerusalem, so Jews left for other lands. D. the Babylonian Empire conquered Israel and took the Jews as slaves to Mesopotamia.
Silicates do not commonly form chemical sedimentary rock. Why?
A) Silicates do not dissolve as easily as these other more strongly ionic compounds. B) Silicates are too heavy. C) Silicates are not abundant enough. D) Silicates melt too easily.
Which of the following practices will help reduce greenhouse gas emissions?
A) using renewable energy sources B) using technologies that increase carbon in the environment C) reducing energy efficiency D) using nonrenewable energy sources E) using technologies that capture carbon for later release into the atmosphere
What is the name of a vesicular, glassy-textured igneous rock formed from a viscous lava?
A. Volcanic breccia B. Scoria C. Obsidian D. Pumice E. Tuff