Eco · Regenerative · Sustainable
A living system for
Earth’s technology
Zembeha is a living library of sustainable and regenerative knowledge. It preserves the practices, technologies, and communities shaping a better planet before they are lost.
What we build
Education
The Course
100 sustainable topics: a living course you can take, teach, or share. Covering energy, water, agriculture, ecology, and more.
Data
Clean Water
AI-powered rankings of municipal water quality across hundreds of cities. Find out where the cleanest water flows. Embed our widget on your site.
Community
Volunteer
A coordination app connecting volunteers to local causes and meetups. Showing up is how change happens. We make it easy to find your people.
Flagship guide · Repricing Carbon
Thinking of buying a carbon credit? Start here.
A plain-English crash course on the new voluntary carbon market. What a credit actually is, how to tell a real one from the rest, and how to buy with confidence in 2026. Written for buyers, sustainability leads, and anyone who wants to understand this market without the jargon.
Inside the guide
- What a carbon credit really is
- The five questions that define quality
- Why independent ratings matter
- How serious buyers decide in 2026
- Where to start, and who to trust