R. B. Myneni, J. Dong, C. J. Tucker, R. K. Kaufmann, P. E. Kauppi, J. Liski, L. Zhou, V. Alexeyev, and M. K. Hughes
	A large carbon sink in the woody biomass of Northern forests
	PNAS published December 11, 2001, 10.1073/pnas.261555198 [Abstract] [Full Text] [Supporting Information] [PDF]

	Susan E. Trumbore
	Potential responses of soil organic carbon to global environmental change
	PNAS 94: 8284-8291. [Abstract] [Full Text] [PDF]

	R. B. Jackson, H. A. Mooney, and E.-D. Schulze
	A global budget for fine root biomass, surface area, and nutrient contents
	PNAS 94: 7362-7366. [Abstract] [Full Text] [PDF]

	William B. Whitman, David C. Coleman, and William J. Wiebe
	Prokaryotes: The unseen majority
	PNAS 95: 6578-6583. [Abstract] [Full Text] [PDF]

	D. J. Beerling and R. A. Berner
	Impact of a Permo-Carboniferous high O2 event on the terrestrial carbon cycle
	PNAS 97: 12428-12432; published online before print as 10.1073/pnas.220280097 [Abstract] [Full Text] [PDF]

	James Hansen, Makiko Sato, Jay Glascoe, and Reto Ruedy
	A common-sense climate index: Is climate changing noticeably?
	PNAS 95: 4113-4120. [Abstract] [Full Text] [PDF]

	Zohar Kerem, Wuli Bao, and Kenneth E. Hammel
	Rapid polyether cleavage via extracellular one-electron oxidation by a brown-rot basidiomycete
	PNAS 95: 10373-10377. [Abstract] [Full Text] [PDF]

	Jeremy B. C. Jackson
	What was natural in the coastal oceans?
	PNAS 98: 5411-5418. [Abstract] [Full Text] [PDF]

	Michael P. Richards, Paul B. Pettitt, Erik Trinkaus, Fred H. Smith, Maja Paunovi, and Ivor Karavani
	From the Cover: Neanderthal diet at Vindija and Neanderthal predation: The evidence from stable isotopes
	PNAS 97: 7663-7666; published online before print as 10.1073/pnas.120178997 [Abstract] [Full Text] [PDF]

	Robert H. Socolow
	Nitrogen management and the future of food: Lessons from the management of energy and carbon
	PNAS 96: 6001-6008. [Abstract] [Full Text] [PDF]

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