Research ArticleENVIRONMENTAL STUDIES

Air pollution and visitation at U.S. national parks

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Science Advances  18 Jul 2018:
Vol. 4, no. 7, eaat1613
DOI: 10.1126/sciadv.aat1613

Article Information

vol. 4 no. 7

Online ISSN: 
History: 
  • Received for publication January 30, 2018
  • Accepted for publication June 12, 2018
  • .

Author Information

  1. David Keiser1,2,*,
  2. Gabriel Lade1,2,* and
  3. Ivan Rudik3,*,
  1. 1Department of Economics, Iowa State University, 518 Farmhouse Lane, Ames, IA 50011, USA.
  2. 2Center for Agricultural and Rural Development, Iowa State University, Ames, IA 50011, USA.
  3. 3Charles H. Dyson School of Applied Economics and Management, Cornell University, Ithaca, NY 14853, USA.
  1. Corresponding author. Email: irudik{at}cornell.edu
  • * These authors contributed equally to this work.

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