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    Flood risks from global warming underestimated.

    As CO2 levels in the atmosphere increase, plants uptake less water from the soil. Betts’ model indicates that there could be a 6 percentage point increase due to this effect on top of the 11% increase in global water flows due to direct climate effects.

    BBC NEWS | Science/Nature | Climate flooding risk ‘misjudged’

    Researchers say efforts to calculate flooding risk from climate change do not take into account the effect carbon dioxide (CO2) has on vegetation. Higher atmospheric levels of this greenhouse gas reduce the ability of plants to suck water out of the ground and “breathe” out the excess. Plants expel excess water through tiny pores, or stomata, in their leaves. Their reduced ability to release water back into the atmosphere will result in the ground becoming saturated.

    Feedbacks, always a problem and hard to predict.

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    My kid loves statistics and 15 minute cities

    My kid’s transport goals for the year

    We have started this simple diary where my 7 yo tracks each of her trips and categorizes them as car or not car. I find the analog simplicity of this approach to be appealing and I’ll be helping her keep this updated. I am also resisting temptation to add more data to this survey for myself (her project, not mine!) My movement goals are the same as hers, walk and bike as much as practicable leaving driving only for the “it’s too far or I don’t have even 10 minutes to spare or I have to carry something that won’t fit on my cargo bike, or it’s not safe to bike with a kid”.

    Our life for the most part now fits the 15 minute city model, the concept that “Everyone living in a city should have access to essential urban services within a 15 minute walk or bike.”. Other than my once a week commute to work, almost everything we do is in that 15 minute walk/bike window and while our all age and abilities bike network is still work in progress, the trend is clear (thanks Dave Thompson Victoria City Councilor for the graphic from the CRD transportation survey)

  • Snakes in NY

    What fun, we saw three snakes hiking at the Turkey Mountain Nature Preserve in Westchester County, NY (the highest point in Westchester county, the information plaque claims that on a clear day, you can see the Manhattan skyline to the south). They were at different parts of the trail and we nearly stepped on them each time. They seemed in no hurry to escape and we got within a foot each time. Unfortunately, no camera except the cellphone, which is worse than no camera at all!

    There were a couple of really sluggish rat snakes

    Rat snake

    And there was a rather more active garter.

    Thamnophis_sirtalis_parietalis.jpg
    Memo to self: Take the camera wherever you go, this means you!

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    Friedman, India and Development

    Where Thomas Friedman of the New York Times echoes a blog post of mine from a few months back about cheap cars, development models and India.

    We have no right to tell Indians what cars to make or drive. But we can urge them to think hard about following our model, without a real mass transit alternative in place. Cheap conventional four-wheel cars, which would encourage millions of Indians to give up their two-wheel motor scooters and three-wheel motorized rickshaws, could overwhelm India’s already strained road system, increase its dependence on imported oil and gridlock the country’s megacities.

    No, No, No, Don’t Follow Us – New York Times

    Here’s what I had to say…

    Is it necessary that India and China tread the same path as the U.S and Europe? Does India have to make and use cars that are built using technology developed prior to our knowledge of global warming? The same company that gets cautious praise from the Union of Concerned Scientists for its “leadership” role in global warming will turn around and build factories in India that carry the status quo forward for another 30 years. When you’re starting from the foundation, and you know that the plans provided to you will lead to your house crumbling in 20 years, would you use the plans anyway because your contractor provides you with no alternative? The logical answer seems to be no, but is this process logic driven, or enforced by the existing power structure?

    The answer should be “NO!!”. But Friedman goes ahead and offers some sensible suggestions via the very excellent Sunita Narain.

    Charge high prices for parking, charge a proper road tax for driving, deploy free air-conditioned buses that reach every corner of the city, expand the existing beautiful Delhi subway system, “and then let the market work,” she added.

    Good idea. Now, will Friedman turn around and offer the same prescription for the US? Apparently not. If the US cannot kick the car habit, or show other people how to, this kind of lecturing is pointless.

    Blogged with Flock

  • Climate Deniers Get Top Science Posts

    Seriously, I’ve had enough of Bush North up here in Canada, he has to go and luckily, he’s only running a minority government, so it’s not 4 more years…

    globeandmail.com: Global warming critics appointed to science boards

    Top Canadian scientists are accusing the Harper government of politicizing science funding and jeopardizing climate research by naming global warming critics to key boards that fund science.

    The government’s actions are “dreadful,” said Garry Clarke, a leading international glaciologist at the University of British Columbia, and undercut public pledges to tackle climate change.

    “Their mouths are doing one thing and their hands are doing something different,” Prof. Clarke said.

    Already alarmed over funding cuts to basic research, scientists say two appointments in particular are worrisome. Mark Mullins, the executive director of the conservative-leaning Fraser Institute – and a former adviser to the Canadian Alliance Party – was recently appointed to the Natural Sciences and Engineering Research Council of Canada (NSERC), which funds university research projects that have included studies on climate change.

    Desmogblog has more, including choice quotes from the economists and oil geologists that run this country’s science.

    Mullins: “It strikes me that the science is not settled,” he said in a 2007
    interview posted at BCbusinessonline. “‘Put caps on global emitters’ is
    not the natural conclusion I would come to.”

    Weissenberger: “To those who doubt the scientific basis of global warming theory, we
    say: Don’t let a cabal of government-funded scientists, environmental
    activists and journalists convince us they’re the mainstream.” — April
    28, 2006″

    These are the people who will be deciding who gets science money in Canada.

    This has probably been the most unscientific administrations in Canada’s recent history.

    I think it is time to throw the bums out, it’s time for another election!

One Comment

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