Matthew E. Kahn presents thoughts on environmental and urban issues.
We've got to be united to save earth! Earth Hour is practised at large scale in all developed and developing countries but there has been more publicity and awareness this year, as well as participation from large corporations like http://www.commit21.com/ which is a good sign - that there is still hope and that people still care!Let's all do this, no matter where you are! Saturday, 28 March 2009. Lights off from 8.30pm to 9.30pm!Nature Concern
Deep thinkers or arguing about the number of angels on a pinhead?The utility of economic modeling is related to how well we understand the problem. When we don't really under the full risks that are involved, modeling breaks down and the models end up obfusicating rather than informing the current debate.
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