IPCC

Bijdragen aan het wetenschappelijke VN Klimaatpanel (Intergovernmental Panel on Climate Change, IPCC ) als projectleider van een 4-tal rapporten:

• IPCC Special Report on Carbon Dioxide Capture and Storage, 2005, co-editor, Coordinating Lead Author
• IPCC Special Report on Safeguarding the Ozone Layer and the Global Climate System, 2005, Co-Editor, Lead Author
• Climate Change 2007: Mitigation of Climate Change, Working Group III Contribution to the Fourth Assessment Report, Co-editor and Lead Author
• Climate Change 2007: Synthesis Report. Contribution of Working Groups I, II and III to the Fifth Assessment Report, Editor and author