IPCC opens 64th session in Bangkok to define Seventh Assessment Cycle

The Intergovernmental Panel on Climate Change opened its 64th Session in Bangkok on March 23, 2026, to set the timeline and focus areas for the Seventh Assessment Cycle (AR7). Because these assessments underpin disclosure frameworks like CSRD and ISSB, the decisions will shape future stress-testing scenarios relevant to companies and investors worldwide.

The Intergovernmental Panel on Climate Change (IPCC) opened its 64th Session in Bangkok on March 23, 2026, marking the transition into the Seventh Assessment Cycle (AR7). The session of scientists and government representatives aims to establish the strategic timeline and focus areas for the next half-decade, with pressure to deliver more frequent, action-oriented updates informing the 2028 Global Stocktake under the Paris Agreement. The IPCC Bureau is prioritising integration of adaptation metrics, socio-economic impacts of non-linear warming, a possible "Special Report on Cities," and updated greenhouse gas inventory methodology.

The IPCC's framework extends directly to the global financial and corporate sectors, since its scientific assessments form the backbone of mandatory disclosure frameworks such as the CSRD and ISSB. Decisions made in the session will eventually dictate the stress-testing scenarios used by major banks and insurers. The Panel is also discussing more detailed pathways for carbon dioxide removal (CDR) and the scaling of green technologies, alongside greater representation of scientists from the Global South to ensure mitigation and adaptation strategies are equitable and locally relevant.

Businesses and investors should track the AR7 cycle as a leading indicator of forthcoming tightening of global regulatory standards based on the latest planetary boundary data. Compliance with international climate goals will increasingly depend on aligning with the specific sectoral pathways the IPCC identifies. Firms should monitor the move toward shorter, more frequent Technical Papers addressing fast-evolving tipping points, as well as the CDR and green technology pathways, to gain early insight into future climate policy and enable more resilient long-term capital allocation.

Key figure — Session start: March 23, 2026, opening the IPCC Seventh Assessment Cycle (AR7)