Author Archives: Adam Bailey

Do We Need a Renewables Policy?

Question: If an effective carbon tax or cap-and-trade policy is in place to limit greenhouse gas emissions, is there any point in having a separate policy to promote renewable energy sources? I have read several times recently that the answer … Continue reading

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Groundwater Extraction and Sea-Level Rise

The global consequences of groundwater extraction have received less attention than many other environmental issues.  Here are the main points, in Question and Answer form. Does groundwater extraction contribute to sea-level rise? Yes, at a global level.  A basic principle … Continue reading

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Cities and the Environment

Environmental economics can be an important tool in urban planning.  It can also inform discussion of the place of cities in a sustainable world. When I first studied environmental economics, cities seemed to make only the occasional guest appearance in … Continue reading

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The Oil Demand Debate

Improved fuel efficiency and substitution of natural gas will restrain world oil demand over the next decade.  But will these effects be enough to offset increasing demand from emerging economies? This important debate could be sharpened by clearer economic language. … Continue reading

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