has been cited by the following articles in journals that are participating in CrossRef's forward linking service: |
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| Ominous trends in nature recreation P. Kareiva Proceedings of the National Academy of Sciences (2008) 105: 2757 Link to Article |
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| Decline in nature-based recreation is not evident M. H. Jacobs and M. J. Manfredo Proceedings of the National Academy of Sciences (2008) 105: E40 Link to Article |
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| Reply to Jacobs and Manfredo: More support for a pervasive decline in nature-based recreation O. R. W. Pergams and P. A. Zaradic Proceedings of the National Academy of Sciences (2008) 105: E41 Link to Article |
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| Colloquium Paper: Where does biodiversity go from here? A grim business-as-usual forecast and a hopeful portfolio of partial
solutions P. R. Ehrlich and R. M. Pringle Proceedings of the National Academy of Sciences (2008) 105: 11579 Link to Article |
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