Central Intelligence Agency | National Security Agency | European Space Agency | International Atomic Energy Agency | United Nations Industrial Development Organization | International Development Association | United Nations Conference on Trade and Development | United States Environmental Protection Agency | International Bank for Reconstruction and Development | Northwest Territories | Pacific Northwest | International Fund for Agricultural Development | Federal Emergency Management Agency | African Development Bank | Northwest Airlines | USL Premier Development League | United States Agency for International Development | Integrated development environment | Asian Development Bank | United States Information Agency | United States Department of Housing and Urban Development | Inter-American Development Bank | Millennium Development Goals | Organisation for Economic Co-operation and Development | European Bank for Reconstruction and Development | Environment Agency | Steinhardt School of Culture, Education, and Human Development | West African Development Bank | Northwest Territory | North by Northwest |
In 2000, a survey showed that the land around the works was stable and during the following years money was raised from DEFRA, English Heritage, Cheshire Rural Recovery and the Northwest Development Agency to enable surveys to be completed and a conservation plan to be written.