Running, S. W. A measurable planetary boundary for the biosphere. Science 337, 1458–1459 (2012).
Haberl, H. et al. Quantifying and mapping the human appropriation of net primary production in Earth’s terrestrial ecosystems. Proc. Natl Acad. Sci. USA 104, 12942–12945 (2007).
Xia, J. et al. Spatio-temporal patterns and climate variables controlling of biomass carbon stock of global grassland ecosystems from 1982 to 2006. Remote Sens. 6, 1783 (2014).
Grace, J. B. et al. Integrative modelling reveals mechanisms linking productivity and plant species richness. Nature 529, 390–393 (2016).
Del Grosso, S. et al. Global potential net primary production predicted from vegetation class, precipitation, and temperature. Ecology 89, 2117–2126 (2008).
Galloway, J. N. et al. Nitrogen cycles: past, present, and future. Biogeochemistry 70, 153–226 (2004).
Chadwick, O. A., Derry, L. A., Vitousek, P. M., Huebert, B. J. & Hedin, L. O. Changing sources of nutrients during four million years of ecosystem development. Nature 397, 491–497 (1999).
McNaughton, S. J., Oesterheld, M., Frank, D. A. & Williams, K. J. Ecosystem-level patterns of primary productivity and herbivory in terrestrial habitats. Nature 341, 142–144 (1989).
Foley, J. A. et al. Solutions for a cultivated planet. Nature 478, 337–342 (2011).
White, R. P., Murray, S. & Rohweder, M. Pilot Analysis of Global Ecosystems (PAGE): Grassland Ecosystems, 70 (World Resources Institute, Washington, DC, 2000).
Ripple, W. J. et al. Collapse of the world’s largest herbivores. Sci. Adv. 1, e1400103 (2015).
Intergovernmental Panel on Climate Change. Climate Change 2014: Synthesis Report. Contribution of Working Groups I, II and III to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change, 151 (Geneva, Switzerland, 2014).
Canfield, D. E., Glazer, A. N. & Falkowski, P. G. The evolution and future of earth’s nitrogen cycle. Science 330, 192–196 (2010).
Stevens, C. J. Nitrogen in the environment. Science 363, 578–580 (2019).
Stevens, C. J. et al. Anthropogenic nitrogen deposition predicts local grassland primary production worldwide. Ecology 96, 1459–1465 (2015).
Reyer, C. P. O. et al. A plant’s perspective of extremes: terrestrial plant responses to changing climatic variability. Glob. Change Biol. 19, 75–89 (2013).
Knapp, A. K. et al. Consequences of more extreme precipitation regimes for terrestrial ecosystems. BioScience 58, 811–821 (2008).
LeBauer, D. S. & Treseder, K. K. Nitrogen limitation of net primary productivity in terrestrial ecosystems is globally distributed. Ecology 89, 371–379 (2008).
Fay, P. A. et al. Grassland productivity limited by multiple nutrients. Nat. Plants 1, 15080 (2015).
Borer, E. T. et al. Herbivores and nutrients control grassland plant diversity via light limitation. Nature 508, 517–520 (2014).
Knapp, A. K. & Seastedt, T. R. Detritus accumulation limits productivity of tallgrass prairie: the effects of its plant litter on ecosystem function make the tallgrass prairie unique among North American biomes. BioScience 36, 662–668 (1986).
Volterra, V. Variations and fluctuations of the numbers of individuals in animal species living together. Nature 118, 558–560 (1926).
Crawley, M. J. Herbivory: The Dynamics of Animal-Plant Interactions, Vol. 10, 437 (University of California Press, 1983).
Oksanen, L. & Oksanen, T. The logic and realism of the hypothesis of exploitation ecosystems. Am. Nat. 155, 703–723 (2000).
Gruner, D. S. et al. A cross-system synthesis of consumer and nutrient resource control on producer biomass. Ecol. Lett. 11, 740–755 (2008).
Hillebrand, H. et al. Consumer versus resource control of producer diversity depends on ecosystem type and producer community structure. Proc. Natl Acad. Sci. USA 104, 10904–10909 (2007).
Worm, B., Lotze, H. K., Hillebrand, H. & Sommer, U. Consumer versus resource control of species diversity and ecosystem functioning. Nature 417, 848–851 (2002).
Turkington, R. Top-down and bottom-up forces in mammalian herbivore – vegetation systems: an essay review. Botany 87, 723–739 (2009).
DeAngelis, D. L. Dynamics of Nutrient Cycling and Food Webs (Chapman and Hall, London, 1992).
Arditi, R. & Ginzburg, L. R. Coupling in predator-prey dynamics: ratio-dependence. J. Theor. Biol. 139, 311–326 (1989).
Chase, J. M., Leibold, M. A., Downing, A. L. & Shurin, J. B. The effects of productivity, herbivory, and plant species turnover in grassland food webs. Ecology 81, 2485–2497 (2000).
Leibold, M. A. Resource edibility and the effects of predators and productivity on the outcome of trophic interactions. Am. Nat. 134, 922–949 (1989).
Endara, M. J. & Coley, P. D. The resource availability hypothesis revisited: a meta-analysis. Funct. Ecol. 25, 389–398 (2011).
Milchunas, D. G. & Lauenroth, W. K. Quantitative effects of grazing on vegetation and soils over a global range of environments. Ecol. Monogr. 63, 327–366 (1993).
Polis, G. A. & Strong, D. R. Food web complexity and community dynamics. Am. Nat. 147, 813–846 (1996).
Murdoch, W. Community structure, population control, and competition – a critique. Am. Nat. 100, 219–226 (1966).
Borer, E. T. et al. Finding generality in ecology: a model for globally distributed experiments. Methods Ecol. Evolution 5, 65–73 (2014).
Anderson, T. M. et al. Herbivory and eutrophication mediate grassland plant nutrient responses across a global climatic gradient. Ecology 99, 822–831 (2018).
Zhu, D. et al. The large mean body size of mammalian herbivores explains the productivity paradox during the Last Glacial Maximum. Nat. Ecol. Evol. 2, 640–649 (2018).
Hillebrand, H. Top-down versus bottom-up control of autotrophic biomass – a meta-analysis on experiments with periphyton. J. North Am. Benthol. Soc. 21, 349–369 (2002).
Frank, R. & Merle, L. F. Effects of annual applications of low N fertilizer rates on a mixed grass prairie. J. Range Manag. 36, 359–362 (1983).
Olofsson, J. et al. Long-term experiments reveal strong interactions between lemmings and plants in the Fennoscandian highland tundra. Ecosystems 17, 606–615 (2014).
Lemaire, G., Jeuffroy, M.-H. & Gastal, F. Diagnosis tool for plant and crop N status in vegetative stage: theory and practices for crop N management. Eur. J. Agron. 28, 614–624 (2008).
Hillebrand, H. et al. Herbivore metabolism and stoichiometry each constrain herbivory at different organizational scales across ecosystems. Ecol. Lett. 12, 516–527 (2009).
Hempson, G. P., Illius, A. W., Hendricks, H. H., Bond, W. J. & Vetter, S. Herbivore population regulation and resource heterogeneity in a stochastic environment. Ecology 96, 2170–2180 (2015).
Sickman, J. O. et al. Quantifying atmospheric N deposition in dryland ecosystems: a test of the Integrated Total Nitrogen Input (ITNI) method. Sci. Total Environ. 646, 1253–1264 (2019).
Yahdjian, L., Gherardi, L. & Sala, O. E. Nitrogen limitation in arid-subhumid ecosystems: a meta-analysis of fertilization studies. J. Arid Environ. 75, 675–680 (2011).
Koerner, S. E. et al. Plant community response to loss of large herbivores differs between North American and South African savanna grasslands. Ecology 95, 808–816 (2014).
Frank, D. A., McNaughton, S. J. & Tracy, B. F. The ecology of the Earth’s grazing ecosystems: profound functional similarities exist between the Serengeti and Yellowstone. Bioscience 48, 513–521 (1998).
Augustine, D. J. & McNaughton, S. J. Interactive effects of ungulate herbivores, soil fertility, and variable rainfall on ecosystem processes in a semi-arid savanna. Ecosystems 9, 1242–1256 (2006).
Ritchie, M. E., Tilman, D. & Knops, J. M. H. Herbivore effects on plant and nitrogen dynamics in oak savanna. Ecology 79, 165–177 (1998).
Pastor, J., Dewey, B., Naiman, R. J., McInnes, P. F. & Cohen, Y. Moose browsing and soil fertility in the boreal forests of Isle Royale National Park. Ecology 74, 467–480 (1993).
Grellmann, D. Plant responses to fertilization and exclusion of grazers on an Arctic tundra heath. Oikos 98, 190–204 (2002).
Hartley, S. E. & Mitchell, R. J. Manipulation of nutrients and grazing levels on heather moorland: changes in Calluna dominance and consequences for community composition. J. Ecol. 93, 990–1004 (2005).
Lind, E. M. et al. Increased grassland arthropod production with mammalian herbivory and eutrophication: a test of mediation pathways. Ecology 98, 3022–3033 (2017).
Hijmans, R. J., Cameron, S. E., Parra, J. L., Jones, P. G. & Jarvis, A. Very high resolution interpolated climate surfaces for global land areas. Int. J. Climatol. 25, 1965–1978 (2005).
Trabucco, A., Zomer, R. J., Bossio, D. A., van Straaten, O. & Verchot, L. V. Climate change mitigation through afforestation/reforestation: a global analysis of hydrologic impacts with four case studies. Agric. Ecosyst. Environ. 126, 81–97 (2008).
Dentener, F. J. Global Maps of Atmospheric Nitrogen Deposition, 1860, 1993, and 2050. Oak Ridge National Laboratory Distributed Active Archive Center. https://doi.org/10.3334/ORNLDAAC/830 (2006).
Borer, E. T. et al. Environmental Data Initiative https://doi.org/10.6073/pasta/a318fe0fb11eb43c1a2c8233b2e3494f (2020).
Source: Ecology - nature.com
