PRRI has been actively involved in all the Meetings of the Parties since the second meeting of the Parties (MOP2) in 2005, in Montreal, Canada.
- MOP2: 30 May to 3 June 2005, Montreal, Canada
- MOP3: 13 March to 17 March 2006, Curitiba, Brazil
- MOP4: 12 May to 16 May 2008, Bonn, Germany
- MOP5: 11 October to 15 October 2010, Nagoya, Japan
- MOP6: 1 October to 5 October 2012, Hyderabad, India
- MOP7: 29 September to 3 October 2014, Pyeongchang, Korea
- MOP8: 4 to 17 December 2016, Cancun, Mexico.
- MOP9: 17 – 29 November 2018, Sharm El-Sheikh, Egypt
- MOP10: (tentative) 2020, China.