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shrublandsTrees in grasslands: biogeochemical consequences of woody plant expansionSource:Global Biogeochemical Cycles in the Climate System, Academic Press, San Diego, p.115-137 (2001)URL:http://ag.arizona.edu/research/archer/pubs/reprints/Archer_etal_JenaChapter.pdfKeywords:savannas; shrublands; vegetation change; woody plant encroachmentMechanisms of shrubland expansion: land use, climate or CO2?Source:Climatic Change, Volume 29, p.91-99 (1995)URL:http://ag.arizona.edu/research/archer/pubs/reprints/Archer_etal_1995_ClimaticChange.pdfKeywords:vegetation change; CO2; grasslands; shrublandsSoil moisture variations and ecosystem-scale fluxes of water and carbon in semiarid grassland and shrublandSource:Water Resources Research, Volume 43, p.W06416 (2007)URL:http://ag.arizona.edu/srnr/research/wr/kurc/docs/2006WR005011.pdfKeywords:soil moisture; hydrologic processes; ecosystem processes; carbon; semiarid; grasslands; shrublands |