CAS 2021 at a glance

The Climate Adaptation Summit (CAS) 2021, 25-26 January, is an online global conference to accelerate, innovate and scale up the world’s efforts in adapting to the inevitable effects of climate change.

Bringing together a range of participants, CAS 2021 responds to United Nations Secretary-General António Guterres’s call for “more concrete plans, more ambition from more countries and more businesses” to make the world more climate-resilient.

CAS 2021 preparation and follow-up

“We need more than hope, we need courage!” – Rachel Terry

CAS 2021 will build on the advances of the United Nations Climate Action Summit and sustain momentum till COP26 in Glasgow in 2021. The Summit culminates a Year of Action, launched by Dutch Prime Minister Mark Rutte in 2019.

CAS 2021 represents a unique moment in time to connect initiatives, solutions and challenges to build back better and accelerate adaptation action. Building on the work of the Global Commission on Adaptation, led by Ban Ki‑moon, Bill Gates, and Kristalina Georgieva, the Netherlands government aims to use this moment to deliver an Adaptation Action Agenda for a transformational decade towards 2030.

CAS 2021 hosts and partners

CAS 2021 is hosted by the Netherlands government and supported by the country’s diplomatic network, in close collaboration with the Global Center on Adaptation (GCA). Various partners host a range of Supporting Events in the build-up, and contribute Side Events to the conference.

Inclusivity and interaction

The opportunity to showcase contributions from all over the world, highlighting the most pressing international challenges and solutions, reflects the inclusive nature of CAS 2021 as it seeks to grow the movement for accelerated adaptation action.

Contribute to the CAS 2021 programme.

The High Line Park in Manhattan: obsolete city infrastructure turned green.
©Claire-Lise Havet / Beeldunie
The High Line Park in Manhattan, New York: obsolete metropolitan infrastructure turned green for a better urban microclimate.