News from the Ayres Lab

Southern pine beetle extends its distribution to Long Island. NY Times. Ayres powerpoint file from talk at Bayard Cutting Arboretum on 12 Feb '15, How the coldest night affects southern pine beetles. More on consequences of climate change for biotic disturbances in North American forests.

Effectiveness of active southern pine beetle suppression: Clarke and Billings 2003. Billings 2011.

A story about a beetle. Outstanding video by Milo Johnson (Dartmouth '13) about the biology and management of the southern pine beetle, with special reference to NJ Pinelands. Features interviews with Ron Billings, Texas Forest Service, Amy Karpati, Pinelands Preservation Alliance, and Kier Klepzig and John Nowak, Southern Research Station, USDA Forest Service.

Did the Polar Vortex freeze southern pine beetles out of the New Jersey Pinelands? NY Times. Analysis.

Consequences of climate change for biotic disturbances in North American forests. More here.

Sarah Ayres, former lab denizen and now Policy Analyst at Center for American Progress, interviewed on Al Jazeera America regarding high unemployment rates of Millenials in the U.S. Link.

Phenology of high latitude Lepidoptera less sensitive than expected to warming. See paper by Anu Valtonen (University of East Finland and visiting scientist at Dartmouth) and colleagues in Global Change Biology. Link to paper. Press. Story on Alaska Public Radio Fairbanks KUAC. Finnish Environment Institute (SYKE).

The above paper by Valtonen at al. triggered interest in the classic paper by Stephen MacLean, who, not coincidentally, was my mentor and M.S. advisor at University of Alaska Fairbanks. I am pleased to make it available here. MacLean, Stephen F., Jr. 1975. Ecological adaptations of tundra invertebrates. Pages 269-300 in Vernberg, J. (ed.), Physiological adaptation to the environment. Intext Educational Publ., New York. Link to pdf.

Gears in a jumping insect. Gears, for all the mechanical advantages that they can provide, have rarely appeared in the evolution of life on Earth. But never say never when it comes to insect evolution. Gears have just been found to be a crucial feature of the remarkable propulsive capabilities of a flightless planthopper. Nice NPR story with eye-popping videos here. 9-14-13.

Sharon Martinson, former lab member, current visiting scientist at Dartmouth, and half of Littlest Birds, rocks Vancouver Folk Music Festival. Link.

Two excellent videos on southern pine beetle from Rutgers Entomology: The invasion of the southern pine beetle and The southern pine beetles and its biology.

US National Climate Assessment 2013: draft assessment available for pubic review

A bit of forestry and magic. 3.5 minute video by Milo Johnson about the use of basal area wedge prisms in forestry.

Milo Johnson's blog of video productions related to southern pine beetles, forest management, and NJ Pinelands.