Synergy of extreme drought and shrub invasion reduce ecosystem functioning and resilience in water-limited climates

Scientific Reports

Volumn 5, Issue , 2015, Pages

  Caldeira, Maria C ^a,b   Lecomte, Xavier ^b   David, Teresa S ^b,c   Pinto, Joaquim G ^d,e   Bugalho, Miguel N ^b   Werner, Christiane ^a,f  

^a UNIVERSITY OF BAYREUTH   (Germany)

^b INSTITUTO SUPERIOR DE AGRONOMIA   (Portugal)

^c INSTITUTO NACIONAL DE INVESTIGAÇÃO AGRÁRIA E VETERINÁRIA   (Portugal)

^d UNIVERSITY OF READING   (United Kingdom)

^e UNIVERSITY OF COLOGNE   (Germany)

^f UNIVERSITY OF FREIBURG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

WATER;

CLIMATE; DROUGHT; ECOSYSTEM; EVAPOTRANSPIRATION; METABOLISM; OAK; PHYSIOLOGICAL STRESS; PHYSIOLOGY; SPECIES DIFFERENCE; WEED;

CLIMATE; DROUGHTS; ECOSYSTEM; PLANT TRANSPIRATION; PLANT WEEDS; QUERCUS; SPECIES SPECIFICITY; STRESS, PHYSIOLOGICAL; WATER;

EID: 84944186717     PISSN: None     EISSN: 20452322     Source Type: Journal    
DOI: 10.1038/srep15110     Document Type: Article

References (42)

1. Seneviratne, S. I. et al. In Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation. (ed. Field, C. B. et al. ) 109-230 (Cambridge, 2012).
2. Dai, A. Increasing drought under global warming in observations and models. Nature Climate Change 3, 52-58 (2013).
3. Jackson, R. B., Jobbágy, E. G. & Nosetto, M. D. Ecohydrology in a human-dominated landscape. Ecohydrol. 2, 383-389 (2009).
4. Ciais, P. H. et al. Europe-wide reduction in primary productivity caused by the heat and drought in 2003. Nature 437, 529-533 (2005).
5. Reichstein, M. et al. Climate extremes and the carbon cycle. Nature 500, 287-295 (2013).
6. Allen, C. D. et al. A global overview of drought and heat-induced tree mortality reveals emerging climate change risks for forests. Forest Ecol. Manag. 259, 660-684 (2010).
7. McDowell, N. et al. Mechanisms of plant survival and mortality during drought: why do some plants survive while others succumb to drought? New Phytologist 178, 719-739 (2008).
8. Chaves, M. M., Maroco, J. P. & Pereira, J. S. Understanding plant responses to drought-from genes to the whole plant. Functional Plant Biology 30, 239-264 (2003).
9. Choat, B. et al. Global convergence in the vulnerability of forests to drought. Nature 491, 752-755 (2012).
10. Vilá, M. et al. Ecological impacts of invasive alien plants: a meta-analysis of their effects on species, communities and ecosystems. Ecol. Lett. 14, 702-708 (2011).
11. Rascher, K. G., Große-Stoltenberg, A., Máguas, C. & Werner, C. Understory invasion by Acacia longifolia alters the water balance and carbon gain of a Mediterranean pine forest. Ecosystems 14, 904-919 (2011).
12. Diez, J. M. et al. Will extreme climatic events facilitate biological invasions? Front. Ecol. Environ 10, 249-257 (2012).
13. Jackson, R. B., Banner, J. L., Jobbágy, E. G., Pockman, W. T. & Wall, D. H. Ecosystem carbon loss with woody plant invasion of grasslands. Nature 418, 623-626 (2002).
14. Le Maitre, D. C. Predicting Invasive Species Impacts on Hydrological Processes: The Consequences of Plant Physiology for Landscape Processes. Weed Technology 18, 1408-1410 (2004).
15. Scott, R. L. et al. When vegetation change alters ecosystem water availability. Global Change Biology 20, 2198-2210 (2014).
16. Le Maitre, D. C., Gush, M. B. & Dzikiti, S. Impacts of invading alien plant species on water flows at stand and catchment scales. AoB PLANTS plv043, doi: 10.1093/aobpla/plv043 (2015).
17. Cavaleri, M. A. & Sack, L. Comparative water use of native and invasive plants at multiple scales: a global meta-analysis. Ecology 91, 2705-15 (2010).
18. Piayda, A. et al. Drought impact on carbon and water cycling in a Mediterranean Quercus suber L. woodland during the extreme drought event in 2012. Biogeosciences 11, 7159-7178 (2014).
19. Folke, C. et al. Regime shifts, Resilience, and Biodiversity in Ecosystem Management. Annu. Rev. Ecol. Evol. Syst. 35, 557-581 (2004).
20. Bugalho, M. N., Caldeira, M. C., Pereira, J. S., Aronson, J. & Pausas, J. G. Mediterranean cork oak savannas require human use to sustain biodiversity and ecosystem services. Front. Ecol. Environ. 5, 278-286 (2011).
21. David, T. S. et al. Water-use strategies in two co-occurring Mediterranean evergreen oaks: surviving the summer drought. Tree Physiol. 27, 793-803 (2007).
22. Acácio, V., Holmgren, M., Rego, F., Moreira, F. & Mohren, G. M. J. Are drought and wildfires turning Mediterranean cork oak forests into persistent shrublands? Agroforest Syst. 76, 389-400 (2009).
23. Costa, A., Pereira, H. & Madeira, M. Analysis of spatial patterns of oak decline in cork oak woodlands in Mediterranean conditions. Ann. Forest Sci. 67, 204-214 (2010).
24. Costa, A., Pereira, H. & Madeira, M. Landscape dynamics in endangered cork oak woodlands in Southwestern Portugal (1958-2005). Agroforest Syst. 77, 83-96 (2009).
25. Davis, M. A. et al. Don't judge species on their origins. Nature 474, 153-154 (2011).
26. Werner, C., Correia, O. & Beyschlag, W. Two different strategies of Mediterranean macchia plants to avoid photoinhibitory damage by excessive radiation levels during summer drought. Acta Oecol. 20, 15-35 (1999).
27. Quero, J. L., Sterck, F. J., Martínez-Vilalta, J. & Villar, R. Water-use strategies of six co-existing Mediterranean woody species during a summer drought. Oecologia 166, 45-57 (2011).
28. Rolo, V. & Moreno, G. Shrub species affect distinctively the functioning of scattered Quercus ilex trees in Mediterranean open woodlands. Forest Ecol. Manag. 261, 1750-1759 (2011).
29. Trigo, R. M. et al. The record winter drought of 2011-12 in the Iberian Peninsula-in "Explaining Extreme Events of 2012 from a Climate Perspective". Bull. Amer. Meteor. Soc. 94, S41-S45 (2013).
30. Santos, J. A., Woollings, T. & Pinto, J. G. Are the winters 2010 and 2012 archetypes exhibiting extreme opposite behavior of the North Atlantic jet stream? Mon. Weather Rev. 141, 3626-3640 (2013).
31. Pinto, C. A. et al. Drought-induced embolism in current-year shoots of two Mediterranean evergreen oaks. Forest Ecol. Manag. 285, 1-10 (2012).
32. Silva, J. S. & Rego, F. C. Root to shoot relationships in Mediterranean woody plants from Central Portugal. Biologia 59, 109-115.
33. Rolo, V. & Moreno, G. Interspecific competition induces asymmetrical rooting profile adjustments in shrub-encroached open oak woodlands. Trees 26, 997-1006 (2012).
34. Dubbert, M. et al. Stable oxygen isotope and flux partitioning demonstrates understory of an oak savanna contributes up to half of ecosystem carbon and water exchange. Frontiers in Plant Science 5, doi: 10.3389/fpls.2014.00530 (2014).
35. van Ruijven, J. & Berendse, F. Diversity enhances community recovery, but not resistance, after drought. J. Ecol. 98, 81-86 (2010).
36. Plaut, J. A. et al. Reduced transpiration response to precipitation pulses precedes mortality in a piñon-juniper woodland subject to prolonged drought. New Phytologist 200, 375-387 (2013).
37. Huxman, T. E. et al. Ecohydrological implications of woody plant encroachment. Ecology 86, 308-319 (2005).
38. Lloret, F. & Cerda, I. G. Plant competition and facilitation after extreme drought episodes in Mediterranean shrubland: does damage to vegetation cover trigger replacement by juniper woodland? J. Veg. Sci. 24, 1020-1032 (2013).
39. Davis, M. A., Grime, J. P. & Thompson, K. Fluctuating resources in plant communities: a general theory of invasibility. J. Ecol. 88, 528-534 (2000).
40. Scheffer, M. & Carpenter, S. R. Catastrophic regime shifts in ecosystems: linking theory to observation. Trends Ecol. Evol. 18, 648-656 (2003).
41. Dreesen, F. E., De Boeck, H. J., Janssens, I. A. & Nijs, I. Do successive climate extremes weaken the resistance of plant communities? An experimental study using plant assemblages. Biogeosciences 11, 109-121 (2014).
42. Haylock, M. R. et al. European daily high-resolution gridded dataset of surface temperature and precipitation. J. Geophys. Res. 113, D20119 (2008).