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Scale
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Work package
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Period and location
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Main activities
|
|---|
|
Leaf level
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- Field Measurements
- Laboratory Studies
|
Summers 1996, 1997,
1998 at Pallas (68 N),
Mekrijärvi (63 N),
NOPEX-site (60 N),
Tonnersjöheden (56 N),
Ätnarova (67 N)
|
- Cuvette and teflon bag
measurements of temperature and
light dependence of emission
densities of trees (IFU, MISU,
FMI) and ground cover flora
(MISU)
- Lichens (MPI)
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|
Leaf level
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Emission
Algorithms
|
1996-1998
|
- Development of emission
algorithms (MPI, IFU, MISU, FMI)
= f(PAR, T, RH, phenology)
- Also other than higher plants
- Lower temperature regime (5-25 C)
|
|
Canopy scale
|
Field Campaigns
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- July 1996 Pallas,
- July 1997 Mekrijärvi,
- 1998 to be decided later
|
- Micrometeorological campaigns:
VOC fluxes using the gradient
method (IFU, MISU, FMI)
- Supporting measurements of heat,
momentum, H2O, CO2, and O3
fluxes (FMI).
|
|
Canopy scale
|
- Forest
Characterization
- Canopy
Modeling
|
1996-1998
|
- Forest characterization based on
ground based and satellite data (UJ)
- Canopy modeling; lanscape
average emission factors (UJ)
|
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Regional scale
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Ambient air
Measurements
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Seasonal measurements
1996-98
|
Seasonal cycle of concentrations
at Pallas and Mekrijärvi (FMI,
MISU)
|
|
Regional scale
|
- Emission Modeling
- Photochemical
Modeling
|
|
- Emission estimates from emission
and photochemical models (FMI)
- Model studies of biogenic species
on ozone formation (IFU, FMI)
- Development and testing of
photochemical schemes (IFU, FMI)
- Fate of isoprene and terpenes
(when lost to aerosols ?)
- Comparison of measurements vs
models (IFU, FMI, MISU, UJ)
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