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Articles by Andrew Dessler

Andrew Dessler is an associate professor in the Department of Atmospheric Sciences at Texas A&M University; his research focuses on the physics of climate change, climate feedbacks in particular.

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  • What the next president should say

    Here is what I would like the next president to tell the American people:

    1. The era of cheap energy is over. We will never again see cheap gas, and we can expect the price of electricity to rise inexorably.
    2. In order for the United States to survive, we need to rebuild our energy infrastructure.
    3. To reduce our dependence on fossil fuels, we need to implement a carbon tax or cap-and-trade system. This is a national security issue.
    4. We need a Manhattan-style government-funded project to develop new forms of renewable energy. We should be spending several tens of billions of dollars every year on this research.
    5. Increased drilling or unconventional sources of fuel, like oil shale or tar sands, will provide so little fuel that they are simply not worth doing.

    The truth is that there is no way to avoid the pain of high energy prices. There are no easy solutions, and no way for us to continue living as we have in the past. Changes are on the way. Deal with it.

    This underscores a key point that I have not seen discussed. Given that we need to rebuild our energy infrastructure anyway, it makes sense and is possible to take care of climate change at the same time we take care of energy. In this way, I don't think we have to set the problems of energy and climate in opposition to each other.

  • Conservation good. Drilling stupid

    Op-ed in the Austin American-Statesman. Reads like a Grist post. Go figure.

  • Short-term high gas prices (hopefully) mitigate long-term environmental disasters

    I have been reading Sean Casten's post on the economics of carbon pricing with interest. After some thought, here's my take. A carbon tax or a cap-and-trade system will, without question, raise the price of energy, at least in the short term. In the long-term, it may well be that technological developments lead us to new energy sources that turn out to be cheaper than anything we have today. But that's pure speculation.

    But in the short term, the costs of a carbon tax or the costs of permits in a cap-and-trade system will follow the energy through the system and eventually raise prices at the consumer level. So prices will increase.

    But that fact is a distraction. The real issues are, first, how much will prices rise, and second, what will happen if we do nothing?

  • Previous warm periods don’t mean we’re not responsible for this one

    For those interested in temperature reconstructions of past climates, in particular the kerfuffle over the hockey stick, I recently found a pretty good website. It contains a load of useful information, some of which I did not know. For example, consider this famous plot from the IPCC's First Assessment Report:

    IPCC Ice Age

    Skeptics have used this plot to argue that today's warmth cannot be caused by humans because it was warmer one thousand years ago. The website does a good job of laying out the history behind the plot. For example, I learned that: