International Commission on Clouds and Precipitation


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The International Commission on Clouds and Precipitation (ICCP) is a Commission of the International Association of Meteorology and Atmospheric Sciences (IAMAS)

The IAMAS is one of the associations of the

International Union of Geodesy and

Geophysics (IUGG)




1) To stimulate scientific research throughout the World
in the area of Clouds and Precipitation through the organization of Conferences, Workshops and Symposia, including symposia forming part of the General
Assemblies of IUGG.

2) To encourage the transfer of scientific ideas to scientists throughout the World and to facilitate international collaboration including the exchange of scientific researchers.

3) To provide support for scientists to attend relevant conferences.

4) To establish such working groups and committees as may be necessary, including joint committees with other Commissions of IUGG.

5) To organize meeting of the Commissions as may be necessary for the execution of its duties: such meetings will normally be held during major international conferences.

6) To report on its work to IUGG, through the IAMAS.

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The Commission is formed of experts from around the world who are elected during quadrennial meetings normally held during the International Conference on Clouds and Precipitation. The Commission organizes such meetings, which have been held around the world.

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We are pleased to announce our 18th ICCP conference which will be held 3-7 August 2020 in Pune, India. The conference will be hosted at the JW Marriott Hotel in the Center of Pune.


The ICCP's working group on geoengineering has issued a statement that summarizes the commission's position. The statement can be found on

·  ICCP_RadiationManagement_Statement.pdf
(PDF, 55 kB, opens in new window) Comments can be adressed to the ICCP officers or Rob Wood who kindly coordinated this working group.


The International Ozone Commission has released a statement on solar radiation management by the injection of aerosols into the stratosphere for the reduction of climate change The statement can be found on

·  StatementOnGeoEngineering_IO3C.pdf


The IAMAS has released a statement on radiation management and climate engineering. The statement can be found on

·  iamas-geoen.pdf






IAMAS has issued a resolution in recognition of the establishment of “Future Earth” by ICSU. The statement can be found on

·  iamas statement future earth.pdf



• For other ICCP related events, Click Here.


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