# Product Ecosystem by CO2 AI Documentation Homepage

[How to start](https://knowledge.co2ai.com/how-to-start/calculate-your-product-carbon-emissions)

[Requesting product emissions data](https://knowledge.co2ai.com/requesting-product-emissions-data/what-is-a-product)

[Provide product emissions data](https://knowledge.co2ai.com/provide-product-emissions-data/what-is-a-product-carbon-footprint-pcf)

[Reviewing product emission data received](https://knowledge.co2ai.com/reviewing-product-emission-data-received/how-to-be-confident-in-the-data-you-receive)

[Manage all products](https://knowledge.co2ai.com/manage-all-products/product-requests-status-explained)

[Product emissions calculator](https://knowledge.co2ai.com/product-emissions-calculator/what-is-the-calculation-method-behind-the-calculator)

[User management](https://knowledge.co2ai.com/user-management/manage-user-rights-and-access)

[Data security](https://knowledge.co2ai.com/data-security/what-happens-to-my-data)

[International standards for emissions reporting](https://knowledge.co2ai.com/international-standards-for-emissions-reporting/what-standards-should-i-follow-when-calculating-my-product-level-emissions)

[About Product Ecosystem](https://knowledge.co2ai.com/about-product-ecosystem/frequently-asked-questions)

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