Description of the Assignment:Title:                                    International Natural Capital Accounting (NCA) Consultant Project:                               Blue Green Islands Integrated Project – Global Environment Fund (GEF 8)                                              Accelerating PNG’s Sustainable Blue Economy through Strengthened Governance and Investment in Marine Areas Duty Station:                      Port Moresby, Papua New Guinea (with travel to project sites in New Ireland Province, Autonomous Region of Bougainville, and Bootless Bay located at Central Province and National Capital District)Contract type:                    International Consultant Duration:                            130 days across 40 months from July 2026 to September 2029   Expected start date:          July 2026 Proposal should be submitted directly in the portal no later than indicated deadline.Any request for clarification must be sent in writing via messaging functionality in the portal. UNDP will respond in writing including an explanation of the query without identifying the source of inquiry.http://supplier.quantum.partneragencies.org  using the profile you may have in the portal. In case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in guides available in UNDP website: https://www.undp.org/procurement/business/resources-for-bidders.  Do not create a new profile if you already have one. Use the forgotten password feature in case you do not remember the password or the username from previous registration.