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In page Richard Fuller (environmentalist):

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Pure Earth largely focuses on remediating toxic pollution in developing countries,[2] as well as identifying and documenting toxic sites.[3] Pure Earth states that it has identified nearly 5,000 toxic sites throughout more than 50 countries, and offers a database outlining its findings.[3] Pure Earth has completed over 120 cleanup pilot projects in 24 countries.[citation needed] The group also organizes workshops to train investigators and government representatives, and says it has trained over 400 investigators and 90 government representatives.[3]