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00_cover_Biennial Report 05-06.qxd - INSTAAR - University of ...

00_cover_Biennial Report 05-06.qxd - INSTAAR - University of ...

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TIM SEASTEDT WINS THE 2<strong>00</strong>5PACESETTER AWARD FOR ENVI-RONMENT. Tim Seastedt won the 2<strong>00</strong>5Boulder County Pacesetter Environmentaward from the Boulder Daily Cameranewspaper for his work on biological pestcontrol <strong>of</strong> diffuse knapweed, an aggressivenoxious weed that infests about 1<strong>00</strong>,<strong>00</strong>0 acres locally and 3million acres in the West. Seastedt and his colleagues startedstudying knapweed population dynamics in 1997.Eventually they found several insect species that help eliminatethe weed without the need for chemical pesticide treatmentsonce every three years at an estimated cost <strong>of</strong> $20 to$40 per acre. The insect impacts were first noted in 2<strong>00</strong>0and became very obvious in 2<strong>00</strong>1. Some <strong>of</strong> the insects havealready dispersed across the Front Range <strong>of</strong> Colorado andothers are available from the State <strong>of</strong> Colorado, Department<strong>of</strong> Agriculture, Biological Pest Control Section. The DailyCamera has presented Pacesetter awards since 1985 to recognizeBoulder County residents who have made significantcontributions to the community. The categories for 2<strong>00</strong>5include Lifetime Achievement, Youth, Quality <strong>of</strong> Life, Artsand Entertainment, Business, Science/Medicine/Health,Community Service, Environment, and Education. A communityreception and luncheon in honor <strong>of</strong> this year’s winnerswas held at the Millennium Harvest House in Boulderon January 19.Tim Seastedt (<strong>INSTAAR</strong>) pondersthe role that soil invertebratesplay in soil biogeochemicalprocesses in tropical Australia,November 2<strong>00</strong>6. Photo: C. M.Tate (USGS).Aerial oblique view <strong>of</strong> the headwaters<strong>of</strong> the Kennicott Glacier andthe headwall <strong>of</strong> Mount Blackburn,Alaska, mid-May 2<strong>00</strong>6. In summer2<strong>00</strong>6, Tim Bartholomaus, SuzanneAnderson, and Robert Anderson(all <strong>of</strong> <strong>INSTAAR</strong>) installed 5 GPSmonuments on this glacier in orderto explore the dynamic response <strong>of</strong>the glacier to the outburst <strong>of</strong>glacially dammed Hidden CreekLake. Photo: Robert S. Anderson(<strong>INSTAAR</strong>).PEOPLE | 41

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