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  • Lines that are bright, how we love them

    Bill McKibben’s Step It Up 2007 campaign (read his dispatches) is trying to rally a bunch of simultaneous protests pushing a single goal: reducing greenhouse-gas emissions by 80% by 2050. This approach — picking a goal rather than supporting specific legislation — is known as bright lining, and it’s something you’re going to hear a […]

  • Read and be dazzled by the techno-futurism

    flying energy generatorDavid asked contributors for end-of-year lists. Since I normally focus on conservative assumptions, I thought I'd use it as an excuse to look at future breakthroughs and cost improvements.

    I was going to weasel by calling these "possibilities," but instead I decided to use the time-tested technique of public psychics: I'll call them predictions, crow over any that come true, and pretend the rest never happened.

    1. Power storage that will make electric cars cheaper than gasoline cars.

    Ultracapacitors, various lithium systems, lead carbon foam (PDF), and aluminum are among the candidates. The first storage device with a price per kWh capacity of $200 or less, mass-to-power ratio as good or better than LiOn, and ability to retain 75% or more of capacity after 1,000 cycles in real world driving temperatures and conditions wins.

  • Here’s why the scientific community thinks so

    This is a "greatest hit" from my previous blog. It's a topic that comes up all the time, so I think it's worth a reprise.

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    As George Bush said at a recent press conference: "the globe is warming. The fundamental debate: Is it manmade or natural?"

    Why does the scientific community think humans are significantly contributing to today's warming?

    To understand why, first recognize that whenever the climate shifts, there's a reason for it. It does not wander around like a drunken sailor.

    Based on decades of research, we can identify the factors that have influenced climate in the past:

  • Green candidates claim a number of seats

    Dems solidly took the House last night, gaining 28 seats. The results from key races we were watching, with the good news first:

  • Enviros turn eco ear to House races

    There are few key House races we here at Gristmill will be keeping an eye on tonight, races where the environment has been a big issue in the run up to today's elections. We're looking for feedback from you on others where environmental issues will be a factor in tonight's results.

  • A new essay

    What follows is a new essay by Bill McKibben, addressing -- in the context of reviewing five new books -- just how close we are to ecological catastrophe, and what reasons there are for hope.

    The essay will appear in the Nov. 16 edition of the New York Review of Books. The NYRB editors gave Tom Engelhardt's excellent TomDispatch permission to publish it in advance; he in turn gave me permission to run it here. Thanks to Tom and to the NYRB editors.

    Don't miss this one.

  • Bill Moyers discusses the spread of environmental concern among evangelicals

    Just after the 2004 election, in his 70th year, legendary journalist Bill Moyers retired from full-time television, giving up the reins of his beloved PBS show Now. But Moyers has not left behind his vocation or his network. This month, PBS will air a new three-part special, Moyers on America. The second part — Is […]

  • Can industrial agriculture withstand climate change?

    If the fossil fuels don’t getcha, the genetics will. Photo: iStockphoto In the United States, the clearest signs of climate change so far have been stern words from Al Gore and a few hotter-than-normal summers. In Greenland, by contrast, global warming has sparked a revolution — at least, when it comes to agriculture. A recent […]

  • The most noteworthy features

    Just to follow up a bit on Amanda's post, it seems to me that there are three particularly newsworthy features of Gore's speech:

    • A "carbon freeze"? I've never even heard of that. But if we took it seriously -- if we really halted, immediately, the growth of our collective GHG emissions -- it would functionally amount to huge cuts. Those new coal-fired power plants in Texas would certainly be off the table. In fact, the coal industry would be forced to shift entirely to IGCC/sequestration. Needless to say, coal barons aren't going to like that.
    • With Gore's backing, a revenue-neutral carbon tax -- the best immediate policy available to us -- is now squarely in the mainstream. Thanks, Al!
    • He conspicuously failed to endorse nukes. He didn't oppose them, he just dismissed them as unworkable. That's just the right stance to take.

    More later, maybe, after I look at the speech more closely.

    Here, for your reading pleasure, is the speech in its entirety: