Emerald Ash Borer
Posted by earle
http://www.physorg.com/news202626863.html
Research by Cornell on the threat to our Ash trees.
Earle Rich Mont Vernon, NH
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Archive for the 'Biology' CategoryEmerald Ash BorerPosted by earle http://www.physorg.com/news202626863.html Invasive species preventionPosted by earle We went kayaking on Haunted Lake in Francestown today. The weather was about perfect for temperature although the wind came up as we headed back. It was blowing the wrong way, of course. “Landscape auction” in Vermont to help conservationPosted by david brooks There’s an interesting auction taking place in Vermont to help conservation efforts, according to this Burlington Free-Press article: Sustainable seafood from the Gulf of MainePosted by david brooks The Gulf of Maine Institute is mounting a campaign saying that fish caught in the Gulf of Maine can be eaten without any liberal guilt (that’s not quite how they phrase it), because stock management plans have made its harvest largely sustainable. (Here’s the Portland Press-Herald story.) It’s always hard to know how much of [...] Getting offspring from a super chestnut tree in N.H.Posted by david brooks If all goes well, this morning (Monday morning) I will accompany folks from the American Chestnut Foundation as they hand pollinate a “mother tree” found in Hudson, N.H., near the Mass. border. These trees have the blight that has virtually destroyed the American chestnut, but still flower - they have some sort of natural resistance. [...] Bobolink with transmitter found in Vt., tracing 6,000-mile journeyPosted by david brooks The Burlington Free-Press has a story (read it here) about a researcher who found one of the 15 bobolinks previously tagged with transmitters in Vermont, which carries information about the yellow-headed songbird’s annual flight between Vermont and his wintering grounds in South America. From the story: Examining evolution by manipulating entire islandsPosted by david brooks New Scientist has an article (here it is) about two Dartmouth researchers doing a real-world experiment manipulating reality to see what it does to evolution - in this case, to some small lizards on some tiny Bahamas Islands. Among other things, they wrapped some islands in mesh to keep out predators, and imported predators on [...] A play about evolution at MITPosted by david brooks IT and playwrights don’t seem to have much in common, but the ultimate geek school has been trying to link to the humanities for a while. The latest effort is “From Orchids to Octopi,” a play about evolution, which is at the Central Square Theater through May2. I The sound of trees’ vascular systemsPosted by david brooks BoingBoing has a post (read it here) linking to a “bio-acoustician” who has recorded the sound that trees’ vascular systems make as they move material up and down the circulatory system - as maple trees are doing right now, much to the joy of syrup makers. From the article: Storm reveals “sunken forest” along NH seacoastPosted by david brooks Seacoast Online reports that recent storms washed away sand at the northeast end of Jenness Beach on the N.H. seacoast, revealing stumps of trees that are several thousand years old. 48 invasive species in Lake Champlain alone?Posted by david brooks The above map was taken from this blog post, which sources it to U. Vermont and Sea Grant researchers. The caption says it all: There are 48 invasive species identified in lake Champlain, and at least another 136 - 136 of them!!! - in waterways that connect to the lake, the Great Lakes, St. Lawrence Seaway and Hudson River. I don’t know what else to say except holy cow. Pasteurize your cider or watch it start to swellPosted by david brooks If you ever wonder why stuff needs to be pasteurized, the above picture is a demonstration. (It looked much better in person than in the picture.) The swollen jug on the right holds apple cider that we made with friends, which was left in the fridge for a month or so. The jug on the left is a normal jug, for comparison. Unpasteurized cider only seems to last a week in the refrigerator before enough microbes grow to alter the taste.Then they start emitting various gaseous byproducts of digestion, which swells up the jug. I don’t know whether it ever would have burst - probably not, that plastic is pretty tough. UNH Research: Actinorhizal plants - who knew they were worth $500,000?Posted by david brooks University of New Hampshire microbiologist Louis Tisa has received two grants totaling $498,115 to advance understanding of the actinorhizal plants, widespread woody plants with potential to enrich nutrient-poor and contaminated soils. UNH news: NSF grants are career boosters for 2 UNH facultyPosted by unh_news Two University of New Hampshire assistant professors — microbiologist Vaughn Cooper and mechanical engineer Christopher White — have received prestigious National Science Foundation (NSF) CAREER grants. The grants aim to jump-start the careers of promising junior faculty, and the dollars, one million to Cooper and $400,000 to White, have certainly given their research efforts a [...] Incredible shrinking compost pilePosted by david brooks We all know that piles of stuff gets smaller as it decays, but don’t usually get to see the difference. I have a graphic example every fall, however, in my leaf pile. I’ve estimated that over the course of one year the leaf pile reduces in volume by 90%-95%, and over the following year, they reduce in volume by another 50%. Alternative power mapAbout this blog
David Brooks has written a science column for the Nashua (N.H.) Telegraph since 1991 (see recent ones here). He has overseen this blog since 2006. (E-mail him or call 603-594-5831).
Also contributing:
Earle Rich is a jack-of-many-trades engineer with experience in wind turbines.
Shareware Report - now, alas, retired.
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Other readingArticles and blog posts of mine that might be of interest:
- 2010: Remembering a 320-foot-long slide rule!
- 2010: 4G is coming, whatever that means.
- 2010:The state's best wikipedia editor?
- 2009: Overview of the region's power grid.
- 2009: High-voltage DC power line in N.H.
- 2009: Unix and Linux license plates: The untold story!
- 2002: Feature on Kenneth Appel, then-UNH prof who helped solve the Four-Color Theorem
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