# Toucan Protocol: Base Carbon Tonne (BCT)

> Base Carbon Tonnes (BCT) is a reference token representing one tonne of carbon from the Verra Verified Carbon Unit (VCU) registry from 2008 or later, bridged by the Toucan Protocol. Verra is the dominant voluntary carbon credit issuer and each VCU minted in their registry represents a real emissions saving from a project, that has been measured and audited by independent third parties. The Toucan Bridge is the first to allow any user to bridge their VCUs into crypto, and because it is a fungible ERC 20 token it can directly be integrated into any DeFi application. BCT is a foundational building block to enable an open regenerative finance ecosystem. 

## Price Data

- **Current Price**: $0.03
- **Market Cap**: $556.18K
- **Fully Diluted Valuation**: $556.18K
- **Circulating Supply**: 21.11M BCT
- **Total Supply**: 21.11M BCT

## Price Changes

- **24h**: +0.01%
- **30d**: +0.02%
- **90d**: -0.70%
- **365d**: -0.89%

## Chain Availability

Available on: base, polygon

## Resources

- [Website](https://toucan.earth/)
- [Discord](https://discord.com/invite/cDbWuZKWxe)
- [Coingecko](https://www.coingecko.com/en/coins/toucan-protocol-base-carbon-tonne)
- [Dex.guru](https://dex.guru/token/polygon/0x2f800db0fdb5223b3c3f354886d907a671414a7f)

## Links

- [View on Zerion](https://app.zerion.io/tokens/BCT-c84ac745-877c-4f8e-83d4-3da98eeab0ef)
- [Trade on Zerion](https://app.zerion.io/tokens/BCT-c84ac745-877c-4f8e-83d4-3da98eeab0ef)

## Data Source

This data is provided by the **Zerion API**. Developers can access real-time token prices, market data, charts, wallet positions, and DeFi data programmatically.

- API Documentation: https://developers.zerion.io
- Get this token's data via API: https://developers.zerion.io/api-reference/fungibles/get-fungible-asset-by-id
- Price Charts API: https://developers.zerion.io/api-reference/fungibles/get-a-chart-for-a-fungible-asset