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The US Environmental Protection Agency’s Acid Rain Program 智库出版物
2012
作者:  Juha Siikamäki;  Dallas Burtraw;  Joseph Maher;  Clayton Munnings
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From Science to Applications: Determinants of Diffusion in the Use of Earth Observations 智库出版物
2010
作者:  Molly K. Macauley;  Joseph Maher;  Jhih-Shyang Shih
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Current Challenges, Funding, and Popularity Trends in State Parks: Responses to a Survey of Park Directors 智库出版物
2009
作者:  Margaret A. Walls;  Juha Siikamäki;  Sarah R. Darley;  Jeffrey Ferris;  Joseph Maher
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Current Challenges, Funding, and Popularity Trends in Local Parks and Recreation Areas: Responses to a Survey of Park Directors 智库出版物
2009
作者:  Margaret A. Walls;  Juha Siikamäki;  Sarah R. Darley;  Jeffrey Ferris;  Joseph Maher
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Federal Funding for Conservation and Recreation: Trails Funding by the Department of Transportation 智库出版物
2009
作者:  Joseph Maher
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Assessing U.S. Climate Policy Options 智库出版物
2007
作者:  Raymond J. Kopp;  William A. Pizer;  Daniel Hall;  Richard D. Morgenstern;  Juha Siikamäki;  Joseph E. Aldy;  Ian W.H. Parry;  Karen L. Palmer;  Dallas Burtraw;  Mun Ho;  Evan M Herrnstadt;  Joseph Maher
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