10 Sustainability chat communities
Updated 5/7/2026
Zero Waste
on discord
This community places a major focus on the 5 R's: refuse, reduce, reuse, recycle, and rot. Being "zero waste" means to take steps towards reducing personal waste and minimizing our environmental impact.2K members
Chat18 views / month
Sustainable Living Hub
on discord
Gardening, Sustainability, Permaculture, DIY and Parenting. With a righteous balance of humor and depth of discussion. Group of people from all over the world that believes in acting and changing ways for the betterment of our climate and planet.1K members
Chat18 views / month
Pebble
on mighty-networks
Pebble is a friendly virtual family for anyone looking to make a positive impact on the planet. You can network with other eco-minded entrepreneurs to grow your business and collaborate with other brands. Pebble's mission is to inspire businesses and consumers to adopt everyday activism and end mindless consumption.2K members
ChatPerksEventsNewsletter14 views / month
4WARD.earth
on circle
4WARD.earth is the world's largest collaborative climate and sustainability community, uniting thousands of innovators, founders, investors, corporates, NGOs, and policymakers to accelerate global climate action. Our mission is to create a global, open-access ecosystem that connects the right people, resources, and opportunities to help climate solutions scale faster. With 60+ local city groups meeting regularly in-person, thousands of global members collaborating online, and monthly sector meetups and networking events, we're removing friction and increasing collaboration to decarbonize our world. Whether you're building, funding, or supporting solutions for a better planet, 4WARD.earth is where you belong.5K members
ForumChatPerksEventsNewsletterJobs28 views / month
Climate Hero Club
on slack
Climate Hero Club connects and supports climate tech companies in Southeast Asia. Our mission is to drive innovation and growth in the climate tech ecosystem by providing access to capital, resources, and a collaborative network. The Club offers a range of benefits, including a directory listing, community events, and exclusive partnership opportunities. Join us to showcase your company's impact, connect with investors and like-minded entrepreneurs, and accelerate your journey towards a sustainable future.800 members
ChatPairingEventsJobs6 views / month
Sustainable Brands Community
on circle
Global community for sustainable business and climate tech innovators. Network for companies committed to environmental and social responsibility.ForumChatEventsPaid8 views / month
Soapbox Project
on circle
Soapbox Project is a cozy community that makes it easy (and fun) for busy people to get involved in social and environmental justice! Think of us as your online community center where you can make new friends while making a difference.150 members
ForumChatPairingEventsJobsPaidCourses6 views / month
Delivering Sustainability in your Business
on guild
To support sustainability champions at all levels to implement practical, achievable programmes in their organisations. Collaborative peer support, knowledge sharing and expert contributions make this the go-to hub for professionals who want to make a sustainability impact in businesses of all sizes.900 members
ForumChatApplyEventsJobs6 views / month
B Lab Certified Community
on circle
Global community of B Lab certified companies and climate tech ventures. Network for sustainable businesses and social impact entrepreneurs.ForumChatEvents5 views / month
Net Zero Initiative
on circle
Community focused on achieving net-zero emissions. Network of companies, investors, and professionals working on climate commitments.ForumChatEvents6 views / month
FAQ
Community size
- Tiny: 0 communities (<20 members)
- Small: 0 communities (20-100 members)
- Medium: 3 communities (100-1,000 members)
- Large: 4 communities (1,000-10,000 members)
- Huge: 0 communities (10,000-100,000 members)
- Massive: 0 communities (100,000-1M members)
- Gigantic: 0 communities (1M+ members)
Community features
- 10Live ChatReal-time chat for members
- 8Online/Offline EventsHosts online or offline events
- 6ForumThreaded discussions and forum-style posts
- 4Job BoardIncludes jobs, hiring, or opportunity posts
- 2Member PerksOffers member perks, discounts, or benefits
Community platforms
- Circle: 7 communities
- Discord: 2 communities
- LinkedIn: 1 communities
- Mighty Networks: 1 communities
- Reddit: 1 communities
- Slack: 1 communities