The Innovation Driven Water Sustainability Conference (IDWS 2025) is Saudi Arabia’s leading international platform dedicated to advancing innovation, sustainability, and investment in the global water sector.

Taking place from 8–10 December 2025 at The Ritz-Carlton, Jeddah, the conference will bring together more than 5,000 participants, 100+ speakers, and 100+ global brands from over 60 countries. The program will feature the Global Prize for Innovation in Water (GPIW), the Miyahthon Hackathon, and the Water Academy, which offers advanced professional development programs.

It will also include an international exhibition showcasing the latest technologies and solutions driving a more sustainable and innovative water future.

The IWA Water and Development Congress & Exhibition 2025, co-hosted by the Asian Institute of Technology, will convene in Bangkok, Thailand, from 8-12 December 2025. Under the theme “Water, sanitation, and innovation – pathways to progress and a resilient future,” the event will present latest insights and experience across five thematic tracks ranging from safe drinking water and wastewater treatment to utility operations, smart water management, and governance. As IWA’s flagship event for 2025, the Congress will connect global water professionals across a comprehensive programme, an exhibition, forums (including a From Land to Sea dialogue), and networking opportunities.

The UK Anaerobic Digestion and Bioresources Association (ADBA) will be hosting their flagship event, the ADBA National Conference 2025, on 10 December, in Westminster.

From policy and regulation to innovation, operations and global markets, the conference will hold the essential discussions required to advance the UK’s biomethane sector and accelerate the transition to net zero.

 Key themes include:

• Biomethane’s role in energy security and net zero
• The future of small-scale AD and off-grid solutions
• The CHP crossroads: challenges and opportunities
• Accelerating the next generation of AD
• Hear from industry leaders and network with key stakeholders at the ADBA National Conference.