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Project Learning Tree helps develop students' awareness, knowledge, and appreciation of the environment, builds their skills and ability to make informed decisions, and encourages them to take personal responsibility for sustaining the environment and our quality of life that depends on it. Since 1976, Project Learning Tree has trained 750,000 educators to help students learn how to think, not what to think about complex environmental issues. PLT is an initiative of the Sustainable Forestry Initiative.

Project Learning Tree Questions

The Project Learning Tree annual revenue was $16.5 million in 2026.

2 people are employed at Project Learning Tree.

Project Learning Tree is based in Washington, District of Columbia.

The NAICS codes for Project Learning Tree are [61, 611].

The SIC codes for Project Learning Tree are [82, 86].

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