An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Draft Data Handbook

These are the legacy LCA Commons Data Submission Guidelines. These are currently being updated and will be released as the Federal LCA Commons Data Handbook upon completion.

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