Folie 1

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IRC Status Report The Baseline Surface
Radiation Network (BSRN) And its Central
Archive The World Radiation Monitoring Center
(WRMC)
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• Main WRMC Objectives
• Archiving uniform and consistent measurements
  throughout the BSRN to
• monitor the surface short-wave and long-wave
  radiative components and their changes with the
  best methods currently available,
• provide data for the validation of
  satellite-based estimates of the surface
  radiative fluxes and
• produce high quality observational data for
  comparison to climate models.

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• Brief WRMC-BSRN History
• 1988 The WMO proposed the establishment of the
  BSRN.
• 1992 The BSRN started with 5 sites and the WRMC
  at ETH Zurich under the direction of Prof. Atsumu
  Ohmura.
• 2004 BSRN officially became a contributor to the
  Global Climate Observing System (GCOS).
• 2008 July After 15 years of nearly continuous
  operation at ETH Zurich, the archive moved to
  Alfred-Wegener-Institut (AWI) in Bremerhaven,
  Germany under the direction of Dr. Gert
  König-Langlo.

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Present State of the BSRN
52 stations providing data
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The web-address is http//www.bsrn.awi.de. File
access is ftp//ftp.bsrn.awi.de/ WRMC uses
PANGAEA.
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Present State of the WRMC
6000 station-months available
2011-May-03 500 years of radiation data are now
available! Congratulation especially to Fred M.
Denn from Chesapeake Light who submitted the
first file for April 2011 which happened to be
accidentally No. 6000! Also many thanks to all
other station scientists who contribute with
their data.
.
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Future Developments I
A Cooperating Network Agreement is being
developed to maximize scientific collaboration
between the BSRN and the Network for the
Detection of Atmospheric Composition Change
(NDACC) (it should become active soon).
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Future Developments II

• A PhD student will join the WRMC team in order to
  develop a central quality management system
  within the WRMC.
• Aerosol Optical Depth measurements will get
  included within the WRMC as soon as an agreement
  exists on how it should be done.

FRC-III, Davos, 2010
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Future Developments III
At the moment 7 candidate BSRN stations exist
(green dots) which are expected to submit their
data soon http//www.bsrn.awi.de/en/stations/goo
gle_earth_overlay/.

• Candidate Stations
• Alert, Canada
• Budapest, Hungary
• Summit, Greenland
• Hanimaadhoo, Maldives
• Jungfraujoch, Switzerl.
• Zvenigrod, Russia
• Almeria, Spain

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Present State of the BSRN

• The typical average interval for radiation data
  is 1 minute
• LR 0100 (Global, Diffuse, Direct, Long-wave
  down) 52 stations
• LR 0200 (Long-wave spectral down) 0 stations
• LR 0300 (Reflex, Long-wave up) 9 stations
• LR 0500 (UV) 12 stations
• LR 1000 (Synops) 8 stations
• LR 1100 (Upper air soundings) 25 stations
• LR 1200 (Total ozone) 8 stations
• LR 1300 (Aerosol optical depths) (under
  construction) (14) stations
• LR 1300 (Ceilometer data) 3 stations
• LR 30x0 (Radiation measurements from tower) 11
  stations

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What is PANGAEA?

1. PANGAEA is a Publishing Network for Geoscientific
   Environmental Data (http//www.pangaea.de/).
2. PANGAEA guarantees long-term availability of its
   content through a commitment of the operating
   institutions.
3. PANGAEA follows the Recommendations of the
   Commission on Professional Self Regulation in
   Science for safeguarding good scientific
   practice.
4. The policy of data management and archiving
   follows the Principles and Responsibilities of
   ICSU World Data Centers and the OECD Principles
   and Guidelines for Access to Research Data from
   Public Funding.
5. Each dataset can be identified, shared, published
   and cited by using a Digital Object Identifier
   (DOI).
6. PANGAEA is used for the Word Data Center for
   Marine Environmental Sciences (WDC-MARE)
   (http//www.wdc-mare.org/) hosted at AWI.

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What offers PANGAEA?
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What offers PANGAEA?
PANGAEA presents well defined metadata for any
dataset (no login)
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What offers PANGAEA?
PANGAEA presents well defined metadata for any
dataset (no login)
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What offers PANGAEA?
PANGAEA presents the data itself in different
formats (ftp, text, html)
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What offers PANGAEA?
Quicklook with PanPlot
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Interactions between Archives
Pangaea can be harvested from other archives (xml
metadata are iso conform )
? The WRMC became a candidate for a Data
Collection or Production Centre (DCPC)within the
WMO Information System (WIS)
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Results
A compilation of the papers which bases on
BSRN-data that the WRMC is currently aware of is
presented at http//www.bsrn.awi.de/en/other/publi
cations/.