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IPCC Working Group III

The IPCC Working Group III assesses all relevant options for mitigating climate change through limiting or preventing greenhouse gas emissions and enhancing activities that remove them from the atmosphere.

The WGIII contribution to the IPCC Fifth Assessment Report "Mitigation of Climate Change" has been accepted by governments and published online in April 2014. See

IPCC WGIII Fifth Assessment Report

Member governments of the IPCC convened in Berlin, Germany, from 7-12 April and approved the Summary for Policymakers of the Working Group III (WGIII) contribution to the Fifth Assessment Report (AR5) and accepted the underlying scientific and technical assessment.

The WGIII AR5 Summary for Policymakers, full report and further information are available at

IPCC WGIII Fifth Assessment Report

Fifth Assessment Report cycle will include the Fifth Assessment Report (AR5), and Special Reports and Expert Meetings agreed by the Plenary.

AR5 is scheduled to be finalized in 2014. As has been the case in the past, the outline of the AR5 was developed through a scoping process that involved climate change experts from all relevant disciplines, as well as users of IPCC reports, such as government representatives. More...


IPCC Special Report on Renewable Energy Sources and Climate Change Mitigation

In May 2011, the summary for policymakers of the Special Report on Renewable Energy Sources and Climate Change mitigation (SRREN) by the Working Group III has been approved by the government representatives for IPCC member countries in Abu Dhabi, United Arab emirates.

Go to SRREN site    |    Download the report

Assessment Reports

At regular intervals, the IPCC presents comprehensive scientific assessments of the existing scientific, technical and socioeconomic literature on climate change.


Special Reports

One of these activities is the publication of a Special Report on Renewable Energy Sources and Climate Change Mitigation. Renewable energy sources can make a substantial contribution to climate change mitigation as early as 2030.


Expert meetings

The IPCC organizes Expert Meetings and Workshops to facilitate discussions of topics relevant to the assessment process and to receive early input from the scientific community.