@article {PIE178,
	title = {Land change: Ecosystem responses to urbanization and pollution across climatic and societal gradients},
	journal = {Frontiers in Ecology and Environment},
	volume = {6},
	number = {5},
	year = {2008},
	note = {PI Synthesis},
	pages = {264-272},
	keywords = {climate change, disturbance, ecosystems, inorganic nutrients, land use, LTER-PIE, population dynamics},
	doi = {10.1890/070147},
	author = {Grimm, N. and Foster, D. and Groffman, P. and Grove, M. and Hopkinson, C. and Nadelhoffer, K. and Pataki, D. and Peters, D.}
}
@article {PIE239,
	title = {Linking ecology and economics for ecosystem management},
	journal = {BioScience},
	volume = {56},
	year = {2006},
	note = {PI Synthesis},
	pages = {121-134},
	keywords = {disturbance, ecosystem management, ecosystem services, LTER, LTER-PIE, trade-offs, valuation},
	doi = {10.1641/0006-3568(2006)056[0121:LEAEFE]2.0.CO;2},
	author = {Farber, S and Costanza, D. and Childers, D. and Erikson, J. and Gross, K. and Grove, M. and Hopkinson, C. and Kahn, J. and Pincetl, S. and Troy, A. and Warren, P. and Wilson, M.}
}
