The Massachusetts Office of International Trade and Investment negotiates and administers Memoranda of Understanding with other countries. The Toxics Use Reduction Act (TURA, MGL c.International environmental agreements (IEAs) are signed treaties that regulate or manage human impact on the environment in an effort to protect it. Efficiency Programme II: Programme for the Sustainable Use and Conservation of Natural Resources'. A new global agreement provides a pathway for improved governance, conservation and sustainable use of biodiversity in the high seas. The rainforest in Amazon, in the Marquesas Islands, is an example of an undisturbed natural resource.