TGB-1
Magnitude and Control of Trace Gas Exchange in Boreal Ecosystems
P.I.(s): Patrick M. Crill -- University of New Hampshire
Location: NSA
Sites: OJP, YJP, Beaver Pond, OBS
Duration: May-September
TGB-3
Carbon Dioxide and Methane Exchanges Between Wetland and Upland Soils and the Atmosphere, NSA
P.I.(s): Timothy R. Moore, Roger Knowles -- McGill University
Co-I's: John Amaral, Lianne Bellisario, Jill Bubier, Kathleen Savage -- McGill University
Location: NSA
Sites: Fen, palsa, jack pine (successional gradient), aspen and other auxiliary sites
Duration: May-September 1994
TGB-4
The Fluxes of Energy and Trace Gases from Beaver Ponds and Dry Upland Forest Floor in the NSA
P.I.(s): Nigel T. Roulet -- York University
TGB-5
Trace Gas Exchange in the Boreal Forest Biome: Effects of Fire and Beaver Activity
P.I.(s): Richard G. Zepp -- Environmental Research Laboratory (AERL), U.S. Environmental Protection Agency
Co-I(s): Roger A. Burke -- AERL; Joel S. Levine, W.R. Cofer -- NASA/Langley; Dennis S. Ojima, William J. Parton -- Colorado State Univ.; Brian J. Stocks -- Forestry Canada; Richard A. Bourbonniere -- Environment Canada; M.A. Moran, R.E. Hodson -- Univ. of Georgia
Location: NSA
Sites: mostly auxiliary recent burn sites (less than 15 yrs) (total of 5; 4 upland black spruce, 1 jack pine); work on 2 beaver pond sites in NSA
Duration: May to September
TGB-6
Isotopic Composition of Methane Produced and Consumed in Boreal Ecosystems
PI(s): Martin Wahlen, Bruce Deck -- Scripps Institution of Oceanography, University of California, San Diego
Location: NSA and SSA
Sites: SSA wet/dry - possibly fen - black spruce - aspen; NSA wet/dry - possibly beaver pond - old black spruce - jack pine
TGB-7
Atmospheric Transport of Agricultural Pesticides into the Boreal Ecosystem
P.I.(s): Don T. Waite -- Environment Canada
TGB-8
The Relationship Between Non-Methane Hydrocarbon Emission and Leaf Carbon Balance in the Boreal Forest: An Approach for Mechanistic Ecosystem Modeling
P.I.(s): Manuel Lerdau and Russell Monson -- University of Colorado
Location: SSA
Sites: OBS and OA
Duration: IFCs 1994
TGB-9
Ambient Measurements of Ozone, Nitrogen Oxides and Non-Methane Hydrocarbons
P.I.(s): Hiromi Niki -- York University, Ontario
Location: SSA (some NSA)
Sites: young and old aspen, black spruce, pine
Duration: August 1993, mostly IFCs 1994
TGB-10
Measurement of Biogenic Hydrocarbon Fluxes and Surface Exchange Processes in a Boreal Forest
P.I.(s): Hal Westberg -- Washington State University
Co-I(s): Nick Hewitt -- Lancaster University
Location: SSA (some NSA)
Sites: young and old aspen, black spruce, pine
Duration: August 1993, mostly IFCs 1994
TGB-12
Input, Accumulation, and Turnover of Carbon in Boreal Forest Soils: Integrating 14C Isotopic Analyses with Ecosystem Dynamics
P.I.(s): Susan E. Trumbore -- University of California, Irvine
Co-I(s): Eric A. Davidson -- Woods Hole Research Center; Jennifer Harden, Eric Sundquist -- USGS
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Last Updated: November 5, 1997