- PEN at 13th World Forestry Congress. October 18-25 2009
- PEN Workshop, Bogor. CIFOR Headquarters in Bogor, March 23-28 2009
- PEN in Phnom Penh. October 13-17 2008
- PEN Workshop, Barcelona. January 8-12 2008
- PEN Science Workshop. Exploring the forest-poverty link: new research findings. University of East Anglia, UK, June 13-14 2011
- PEN Policy Conference. Counting on the environment: the contribution of forests to rural livelihoods. The Royal Society, London, UK, June 15 2011
- IUCN World Conservation Congress. Hawaiʻi, USA, September 1-10 September 2016. More information: here.