Kristy Law
- 9 min read
Top Sustainability Conferences To Attend In 2026
Sustainability is no longer a future goal; it’s a present-day priority.
In 2026, organisations across sectors are accelerating efforts around net zero, ESG reporting, climate innovation, and sustainable finance.
Attending sustainability conferences is one of the most effective ways to stay informed, share research, and connect with global experts. Whether you’re a researcher, policymaker, or sustainability leader, these events offer valuable insights into the latest trends and solutions.
Below are five of the top sustainability conferences to attend in 2026.
EarthX 2026
20–22 April 2026 | Dallas, USA
Over the course of three days in Dallas, Earthx2026, one of the largest sustainability conferences in the world, will bring together individuals capable of influencing policy, financing innovation, and driving markets. From corporate executives and government leaders to entrepreneurs and environmental advocates.
Participants will engage with the latest developments in energy breakthroughs, conservation strategies, sustainable finance, and climate innovation, all focused on building a more resilient and sustainable future.
Founded in Dallas, EarthX is the world’s largest environmental gathering, focused on promoting awareness, advancing education, and driving collaborative action. Through its annual Expo, Congress of Conferences, and ongoing initiatives throughout the year, EarthX brings together global leaders, innovators, and engaged citizens committed to creating a more sustainable future.
Who should attend?
Sustainability professionals, researchers, policymakers, NGOs, investors, academics, students, and climate tech startups.
Key Topics
There are many sessions being held over the three days, all in various formats, from keynote speakers, to panel discussions, presentations, symposiums, podcast recordings and more, but here are a few to look out for:
Urban & Regional Agrisystems as Transformative Engines of Local Prosperity and BioEconomy Innovation
Unlocking the Bioecoeconomy Across Food, Nature, Waste, Energy, and Jobs
Play to Win: The Power of Sports for Sustainability
Food Systems as Bioeconomic Infrastructure
Ocean Mapping with Greenwater Marine Sciences Offshore
Sustainable Rubber: From Crops to Industry
Designing Cities for Life: From Vision to Implementation
Nature as Technology: The Next Generation of Advanced Materials
EarthX have a huge and varied lineup of speakers this year, including the following:
Ed Begley Jr., Actor & Environmentalist
Rachelle Carson Begley, Actor & Environmentalist
Vicki Hollub, CEO, Occidental Petroleum
Commander G. Mark Miller, Co-Founder, GMSO
Margaret Trilli, CEO & Chief Investment Officer, ImpactAssets
Richard Wiese, President, The Explorers Club
To find out more and get your tickets, please head to EarthX website.
Innovation Zero World Congress
28–29 April 2026 | London, UK
Innovation Zero is a leading net-zero and sustainability conference in Europe, committed to accelerating the transition to a low-carbon economy and advancing large-scale climate solutions, bringing together policymakers, corporates, and investors to drive meaningful progress toward decarbonisation.
Its main mission is to ‘accelerate a just global transition to a low carbon economy’.
To do this, the event provides the space and opportunity to overcome barriers, break down silos, and encourage collaboration to drive and accelerate large-scale, meaningful progress towards reducing global emissions.
The event operates as an independent platform, with no alignment to any political party or specific technology.
Who should attend?
The event is aimed at those in the technology, industry, and finance industries. Think corporate sustainability leaders, policymakers, investors, and climate tech innovators.
Key topics
Net-zero technologies
Climate policy and regulation
Energy systems transformation
Sustainable infrastructure
Climate finance
There are many speakers for you to hear from and interact with, including:
Nigel Topping, Founder/Chair Ambition Loop / Climate Change Committee
Prof Emily Shuckburgh CBE, Chief Scientific Adviser, Dept for Energy, Security & Net Zero
Greg Jackson CBE, Founder & CEO of Octopus Energy
Sophie Lu, Global Head of Heavy Industrial Decarbonisation, HSBC UK
Jonathon Counsell, Group Sustainability Officer, International Airlines Group
Sophie Zienkiewicz, Co-Founder & Director, Carbon Neutral Fuels
Sessions will be in various formats, including tracks, groups, forums, and speakers.
Here are some sessions to look forward to:
Electrifying the Economy (track)
Financing the Transition (track)
Resilient Supply Chains (forum)
Advanced Manufacturing & Industry (forum)
Making Cleantech Investable in the UK (workshop)
Climate Risk Is Governance Risk: From Insight to Courageous Action (workshop)
To find out more and get your tickets, please head to the Innovation Zero website.
European Sustainable Energy Week 2026
9 - 11 June | Brussels, Belgium & Online
The European Sustainable Energy Week (EUSEW) is the EU’s flagship conference on renewable energy and energy efficiency, bringing together policymakers, industry leaders, researchers, and innovators to shape Europe’s clean energy future. Marking its 20th edition in 2026, the event will focus on building ‘a clean, secure and competitive Energy Union.’
At the heart of EUSEW is a three-day Policy Conference, alongside the EUSEW Awards, Energy Fair, and a series of Sustainable Energy Days held across Europe.
Who should attend?
If you are a policymaker, energy professional, researcher, sustainability leader, NGO, startup, or work in renewable energy or energy transition, then this event should be on your list to attend.
Key Topics
EUSEW combines high-level policy discussions, practical insights, and networking opportunities. Attendees can expect plenary sessions, interactive policy debates, and over 50 specialist sessions covering the latest developments in clean energy.
Although the session programme is yet to be announced, we can expect the following topics to be discussed, based on previous years' events:
Renewable energy and energy efficiency
Energy policy and the EU Energy Union
Clean energy innovation and technologies
Energy security and resilience
Decarbonisation and climate neutrality
Speaker Lineup
The 2026 speakers will be announced closer to the event; EUSEW typically features senior EU and energy leaders, including:
European Commission energy policymakers
Senior representatives from EU institutions
Industry leaders in renewables and utilities
Clean energy innovators and researchers
Young Energy Ambassadors (emerging leaders)
Reasons to attend this event
Policy Conference: Engage in Europe's largest conference dedicated to renewables and efficient energy use, discussing the latest policy advancements and industry trends.
Networking Opportunities: Participate in the Energy Fair and various networking sessions designed to connect stakeholders, foster collaboration and the exchange of best practices.
Awards Recognition: Attend the EUSEW Awards ceremony, honouring outstanding individuals, projects, and ideas that have significantly contributed to sustainable energy.
Youth Engagement: Join the sixth European Youth Energy Day, providing a platform for young people aged 18–34 to share their vision for Europe's energy future.
For more information and to purchase your tickets, please visit the EUSEW website.
Climate Week NYC
New York, USA | 20 - 27 September 2026
Climate Week NYC is one of the largest and most influential sustainability events globally, bringing together business leaders, policymakers, investors, and civil society to accelerate climate action. Held alongside the UN General Assembly, the event features 900+ events across the city, spanning energy, finance, nature, and policy.
With participation from heads of state, CEOs, and global organisations, Climate Week NYC serves as a critical platform for collaboration and real-world climate solutions.
Who should attend?
Anyone within the sustainability sphere is welcome, but specifically policymakers, corporate leaders, sustainability professionals, NGOs, investors, researchers, and climate tech innovators.
Attendees will be able to:
Engage with world leaders shaping climate policy and business strategy.
Connect with stakeholders across government, finance, and industry.
Discover practical solutions and partnerships driving climate progress.
Key Topics
Climate Week NYC is not a single conference but a city-wide programme of events, including flagship summits like The Hub Live, executive roundtables, and industry-led sessions. Attendees can expect a mix of keynotes, panel discussions, workshops, and networking events, with participation from thousands of organisations worldwide.
The events programme will be released closer to the event date, but we can expect the following sustainability issues to be addressed:
Global climate policy and commitments
Corporate net-zero strategies
Clean energy transition
Climate finance and investment
Cross-sector collaboration
Speakers
The speaker list hasn’t been announced yet, but previous speakers have been of high-profile personnel from across the sustainability industry.
To get your tickets and to keep up to date with the latest news for Climate Week NYC, please visit their website.
Asia Clean Energy Summit
27 - 29 October | Singapore
The Asia Clean Energy Summit (ACES) is Asia’s leading clean energy conference, bringing together policymakers, industry leaders, researchers, and investors to accelerate the region’s energy transition. Held as part of Singapore International Energy Week, the event focuses on advancing clean energy technologies, policy frameworks, and financing solutions across Asia.
With a strong emphasis on collaboration between the public and private sectors, ACES provides a platform for tackling critical challenges and unlocking opportunities in the transition to a low-carbon future.
It is a great event to attend to discover the following:
Regional insight: Gain a deep understanding of Asia’s rapidly evolving energy landscape.
High-level networking: Connect with policymakers, investors, and industry leaders.
Practical solutions: Discover technologies and strategies driving real-world decarbonisation.
Who should attend?
Energy professionals, policymakers, researchers, utilities, investors, startups, and corporate sustainability leaders working in renewable energy and decarbonisation.
Key Topics
ACES combines high-level keynote sessions with technical discussions and networking opportunities. Attendees can expect panel discussions, expert-led sessions, and industry exhibitions, alongside opportunities to connect with regional decision-makers and innovators shaping Asia’s clean energy future.
Topics of discussion are likely to include:
Solar energy and energy storage
Green hydrogen and emerging fuels
Energy efficiency and grid systems
Clean energy policy and regulation
Financing the energy transition
These themes reflect the region’s push toward net zero and the need for scalable, practical solutions.
Speaker Lineup
The speaker hasn’t been released yet, but ACES typically features senior regional and global energy leaders, such as:
Government energy ministers from across Asia
Senior representatives from international energy agencies
Leaders from utilities and renewable energy companies
Researchers from leading energy institutes
Investors and clean energy innovators
(Previous editions have featured over 100 expert speakers from across the global energy ecosystem.)
To get your tickets and find out more, please visit the ACES website.
If you would like to find out what other conferences we recommend, you can view the following articles: