We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMonitoring the condition of natural resources in US national parksAuthorsFancy, S.; Gross, J.; Carter, S.PublicationEnvironmental Monitoring and Assessment, 2009, Vol 151, Issue 1-4, p161ISSN0167-6369Publication typearticleDOI10.1007/s10661-008-0257-y