Qatar Foundation’s Earthna Center for a Sustainable Future (Earthna) and Qatari Diar Real Estate Investment Company have signed a Memorandum of Understanding (MoU) to strengthen collaboration under the Arid Cities Network (ACN). This partnership marks a milestone for the Arid Cities Network, as Earthna and Qatari Diar join forces to advance sustainable urban planning in arid environments through knowledge-sharing, policy advocacy, and pilot projects. Introduced during the second Earthna Summit in April 2025, the Arid Cities Network is a global community of practice that aims to bring together cities from ...