BARCA-LBA BALANÇO REGIONAL DE CARBONO NA AMAZÔNIA REGIONAL CARBON BUDGET IN THE AMAZON Tenatitive Dates: April/May and October/November 2005.

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Presentation transcript:

BARCA-LBA BALANÇO REGIONAL DE CARBONO NA AMAZÔNIA REGIONAL CARBON BUDGET IN THE AMAZON Tenatitive Dates: April/May and October/November 2005

S. Wofsy

Airborne activities Basin Wide Lear Jet (Lider Taxi Aereo) – up tp 42,000 ft, INPE Bandeirante up tp 15,000 ft –Continuous, CO, CO2, O3, isotopes, emission factors (nephelometer) – Flasks (+ NOx, CH4,…) Extra radiosondes (RACCI/FAPESP and SALLJEX/FAPESP) Bi-weekly profiles of trace gases at Santarem and Manaus …

Additional Measurments Calibrated continuous CO2 measurements from flux towers AS MANY ADDITIONAL MEASUREMENTS AS WE CAN COORDINATE – WE WILL KEEP YOU INFORMED.

Potential Continuous CO 2 Sites Hourly [CO 2 ], [CO]? Augmentation to existing instruments needed at some sites (especially routine, frequent calibration) Manaus ZF2 Aguas Emendadas Rebio Jaru Sinop Natal Caxiuanã Tapajos (km67) Fazenda Sr. David Inflow air, east-west transects, north-south differences

Influence functions  x  y ppm/(  mol/m 2 s) 8 towers (50m) operating continuously during August 5-hour flight including 5 vertical profiles (0.2 to 10 km) during afternoon of 3 Aug E-006 1E What Surface Fluxes Do Atmospheric Samples See?

Actions(proposed in Fortaleza) and what has been done so far WhatWhoWhen Status 1. Scientific expedition Wofsy, Artaxo, LBA Central Office Submit first week of August 2. SIVAM visit, presentation of BARCA Artaxo, Assunção, Fisch, INPA Done, in March. We can use SIPAM at Manaus as Operation Center. 3. Send to all LBA – set a BARCA mailing list LBA Central Office, Assunção December Done, but needs advertized again in LBA web site

WhatWhoWhen 4. Vegetation maps, inundation maps, KellerJanuary-June Need somebody else to do it. 5. Flask coordination: surface, airborne J. MillerJanuary-June Suspended, waiting for BARCA dates Actions(proposed in Fortaleza) and what has been done so far

WhatWhoWhen Set dates for BARCA 1 and 2 ~April, November Artaxo, Wofsy15 January 2005 Advertise BARCA in LBA homepage Central OfficeNow Deploying flasksMiller, LucianaAugust Sending calibrated tanks, possible upgrades (Manaus), data protocols Manzi, Wofsy, Julio Tota, Humberto Rocha, Luciana, Miller August New actions

WhatWhoWhen Operational weather forecast+influence functions PedroFebruary, 2005 Sounding networkG. FischFebruary, 2005

Methodology to be used during FIRE experimentally and later on during BARCA (Longo et al., 2004): –Backward trajectories runs from regional scale forecast; –Footprints helping to choose the most significant regions for flight measurements. –Forecasts available at BRAMS regional forecast (Eulerian model) Soundings STILT (Lagrangean model) Forecast wind RMSE Mixing layer footprints Preferable regions for flight Closest airports Global numerical forecast Weather discussion