The Annual WateReuse Symposium is the premier conference on water recycling — attracting water professionals and water reuse practitioners globally for knowledge-sharing, networking, and collaboration. Join us in Los Angeles, California, March 8-11, 2026 when the Symposium returns to California. Tour some of the largest and most impactful water reuse projects in the world. Experience a transformative keynote address by oceanographer Philippe Cousteau Jr. Dive into the most comprehensive water recycling learning opportunity available, covering policy, technology, operations, and communications for applications that range from irrigation and potable reuse to onsite and industrial systems. 

Tech Tour GreenCity 2026 will take place on 16 March 2026 in Paris-Marne-la-Vallée, France, bringing together startups with active investors from across Europe’s sustainability ecosystem.

The event combines curated pitching sessions of investor-vetted high potential startups, pre-scheduled 1:1 meetings and high-quality networking opportunities. GreenCity focuses on companies developing solutions for sustainable cities, energy transition, mobility and climate impact, offering a trusted setting for discovery, learning and long-term partnerships.

Learn more and secure your pass at the event website.

Investors can apply to join the Expert Jury, attend the event free of charge HERE.

The ACADES Congress 2026, to be held on March 17, 18 &19, is Chile’s leading event on water security. Organized by the Chilean Desalination and Reuse Association (ACADES), it will bring together national and international experts, government authorities, companies, and academic institutions to address the country’s challenges in tackling water scarcity and promote the use of non-conventional water sources such as desalination and water reuse. Under the theme “Water for Growth”, the Congress aims to strengthen public–private collaboration and investment in sustainable water infrastructure, within the framework of the United Nations’ World Water Month.