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Science News Review

Thursday
24 July 2008

Science news for the average citizen.

The ‘08 Farm Bill and Improving America’s Diet

fruitveggies

The 2007 Farm Bill - now the 2008 Farm Bill, was passed by both chambers of Congress, vetoed by President Bush, then the veto was overridden by both houses and is now the ‘Law of the Land’. Politically, the bill isn’t perfect, there is still too much pork and payments to rich agribusiness concerns for their poor farming practices, and not enough clarifying guidelines for biofuels production and organic farming.

But it’s a lot better than no bill at all, which would have kept the last support bill in place for the foreseeable future. The new bill has incentives to clean up residue discharges in important watersheds, and supports for best practices in crop rotations, cover crops and low-chemical input farming. It’s still strong on commodity production (corn, wheat, rice), but does put some real support into farmer’s market promotions and expansion of organic markets. It does somewhat limit subsidies to near-millionaire commodity farmers, requires more fresh fruit and vegetables to be available in schools, increases food stamp benefits as tied to the price of food, allots priority funding to research into the bee die-off situation, and supports rural enterprise and microenterprise investments.

Research into the “typical American diet” and its relationship to serious health issues and obesity informs us that Americans eat way too much junk and not nearly enough healthy food. Which, in a country that rations health care by income level and allows insurance companies to exclude people who actually need health care, would seem to be an important issue to address with education and real food availability in public institutions such as schools.
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Holy Hitchcock, Batman!

TheBirds

More ‘Weird Science News’ today. Seems that the burgeoning raven population in the UK - where ravens were once very rare and are still a protected species - has recently taken to forming large gangs and killing farm livestock in Scotland, Wales and some parts of England.

Now, ravens are the smartest of birds. According to scientific researchers, they’re right up there with dogs and primates on the intelligence scale, and like some parrots can even learn to speak human languages. Just ask Edgar Allen Poe! And while ravens are carrion-eaters mostly, they are known to be birds of prey that will attack rabbits and other small critters. Their beaks are sharp and sickle-shaped, their talons are muscular. They get to be about two feet long, and are extraordinary aerial acrobats. They are also the primary bad guys in Daphne du Mourier’s classic horror novel The Birds, as made into the film classic of the same name by Alfred Hitchcock. There have been some B-movie reprises too, though they shall remain nameless (so as not to reveal my personal addiction to B-grade horror movies).

We get raven gangs here in the southern Appalachians. During one memorable grandchild birthday party they descended to steal as many of a scattered bag of lemon drops as they possibly could, then became furious when those hard candies stuck their beaks together with a mass of yellow goo. We laughed and laughed, they didn’t think it was the least bit funny. Probably a good thing they didn’t decide to attack, now that I know they’re killers!

RavenRabbit

Check out the story from Britain’s Daily Mail about these killer raven gangs. Seems farmers are losing their newborn lambs as fast as they’re born, and now the ravens have started going after calves and even full-grown sheep!

While I suspect recent UK policies to immediately cremate dead livestock (imposed due to fears of Mad Cow and such) has led to some hungry ravens doing whatever they have to do to survive without ready carrion, I hope they don’t decide to decimate raven populations again. These really are spectacular birds.

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Where Have All the Salmon Gone?

Salmon

A declaration of commercial fishery failure by Commerce Secretary Carlos Gutierrez has paved the way for Congress to allot funds for alleviating financial hardship among the West Coast’s commercial Chinook salmon fishing industry off California and Oregon. The crisis has been building steadily every year since 2000, culminating in this latest action - the commercial salmon fishing industry has essentially been shut down.

National Oceanographic and Atmospheric Administration [NOAA] researchers suggest that changes in ocean conditions - possibly due to global warming - are to blame, along with loss of freshwater habitat for salmon spawning, a chronic problem.

There will be some coho salmon fishing allowed off the coast of Washington and northern Oregon, but there will be financial hardship in that industry as well due to strict limits. This crisis has been building for years, attempts along the way to mitigate it have proven to exacerbate the situation, such as the introduction of farmed salmon. Fish stock collapses in traditionally abundant fisheries off both coasts and elsewhere in the world bode ill for the seafood component of the human food supply, just as the worldwide food crisis heats up around the world for staple crops like corn and wheat and rice.

We could be beyond a tipping point right now, and things could get a bit more than just ‘interesting’ over the next months. Will science be able to come to the rescue, or will it remain helpless to mitigate the collapse of world food supplies? Stay tuned…

Links:

“Fishery Failure” Declared for West Coast Salmon Fishery
Hatchery Controversy Takes on New Significance as Wild Chinook Populations Crash
Escaped Farmed Salmon Infiltrate Fitter Wild Populations
Dramatic Declines in Wild Salmon Populations Linked to Farmed Salmon

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Biotech Propaganda Meets Scientific Reality

Monsanto

In its mad bid to privatize and control the world’s agriculture and food supply with its patented biotech seeds and cushy revolving door within governmental regulatory agencies, Monsanto cannot be very happy with a recent Soil Association report that shows GM crops decrease yields, whether it’s cotton or soybeans or corn.

As reported in The Washington Post, the biotech industry immediately released yet another bought-and-paid-for report claiming totally opposite conclusions (some things don’t change just because the science is against you). The Soil Association report took a serious look at reality, something quite refreshing in this field. The material included among other citations:

• a 2007 study from Kansas State University that showed Roundup Ready soy has suffered “yield drag” since it was introduced, producing an average of 9-25% less per acre than conventional soy.

• a rigorous independent US study under controlled conditions demonstrating that Bt corn yields up to 12% less than conventional corn.

• an article in Nature Biotechnology reporting that Bt cotton doesn’t even express the engineered pesticide in 25% of some varieties sold under exclusive license.

The crop failures and their tragic effects on farmers in poorer nations may be a product of the technology itself according to some analysts.
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50 Weird Science Tidbits - 3

Part 3: Items 21-30

Getting us past the halfway point in this series of things odd and quite possibly unknown, I’m going to go with some odd and interesting plant and animal facts, including an in-development “designer” breed of cat that just might steal my heart away from Maine Coons…

21. Did Tom Sawyer know these were under the raft?

Paddlefish

These 7-foot, 220-pound Mississippi paddlefish are among the world’s biggest freshwater animals. Kin to sturgeon, they’re popular sources of meat and roe for caviar.


22. Designer Way to Help Endangered Tigers

Toyger

Meet the Toyger! Breeding programs began in the 1980s to develop a breed of house cat that strongly resembles the mightiest of big cats. In 1993 Toygers were first registered with the International Cat Association [TICA], and now boasts grand champions. Must. Have. One…


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Worried About Global Warming? Don’t Get Divorced!

Divorce

Researchers Jianguo “Jack” Liu and Eunice Yu at Michigan State University have published data in the Proceedings of the National Academy of Science demonstrating that getting divorced isn’t a ‘Green’ thing to do.

Soaring global divorce rates - even in places with strict religious policies against it - are driving urban sprawl and increasing consumption of resources like water and fuel for electricity.

Liu and Yu started with the obvious - when a couple divorces they require two housing units instead of one, even if the children share time at each. These require resources to construct and they take up space. They require fuel to heat and cool. The story in Science Daily, A Really Inconvenient Truth, notes that a refrigerator uses roughly the same amount of energy whether it belongs to one person or to a family. Among the findings when they started digging deeper:

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