The UK's Leading Biodiversity Unit Marketplace

Gaia is the UK’s leading marketplace for natural capital assets. We provide qualified, ready to purchase biodiversity units and other climate solutions for UK organisations who are looking to achieve both governmental and internal green targets.

Join the leading biodiversity marketplace

Connecting buyers and sellers of biodiversity units

Gaia is the world's first online platform bringing together buyers and sellers of biodiversity units. It makes it easy for land managers to connect with surveyors, and for developers to secure the units they need for BNG compliant developments. And most importantly everyone is working together to halt the decline in nature.

Uniting clients across the country

Maximising the value of land and recovering nature

All units are professionally sourced and qualifed

Connecting buyers and sellers directly

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Cutting through complexity

BNG, made simple with Gaia

What are BNG units?

Biodiversity net gain units have dominated developer and land owner discussions lately. Our clear guide cuts through the confusion and explains:

When you can draw on off site units
How the units are calculated
The potential value of the units

What are BNG credits?

BNG credits are very different from BNG units and are a last resort. Our guide explains:

The government's role in BNG credits
How long they might be needed
When it might be appropriate to secure credits

Habitat types for BNG

There are three overarching habitat types for BNG. Gaia builds them in so you can identify at a glance the most appropriate projects for you. Our guide explains:

The three habitat types
Examples within the habitats
The difference between area, hedgerow and watercourse habitats

The biodiversity metric

The metric for calculating BNG units has been developed by Natural England. Our guide cuts through the complexity and covers:

The five distinctiveness categories
Habitat condition assessments
The strategic significance of sites
Location and habitat content