Disturbances in North American boreal forest and Arctic tundra
Applying observational constraints generally reduces the range of global wetland CH4 emission estimates for both BU and TD mod- els (i.e., ...
Facilitation among plants in alpine environments in the ... - HAL Um????????? ??????? ???????? ????????? ????????, ?????????????? ?? . ????????????? ??? ??? ??? ??????? «??????????????? ????????? ???????? ??-. A spatially explicit analysis to extrapolate carbon fluxes in upland ...Mod- els should represent traits that control root morpho- logy, phenology, and growth to accurately predict root length, radius, and density ... Science Plan for COAT: Climate-Ecological Observatory for Arctic ...With the exception of E. vaginatum, it is difficult to identify roots by species in tussock tundra. Therefore, only roots ... An assessment of the carbon balance of Arctic tundra - HALForest position and tundra area at year 3000 CE for different climate mitigation scenarios and under potential cooling back to 20t? century ... Observational constraints reduce model spread but not uncertainty ...In 2007, the unusually severe Anaktuvuk. River fire burned 1039 km2 of tundra on Alaska's North Slope. Four years later, we harvested plant biomass and soils ... ????????? ??????????? 2017 ???? - ???????? ????????The vegetation is classified as moist acidic tundra and is composed of deeply rooted, nonmycorrhizal graminoids and forbs, and mod- erately rooted deciduous ... Arctic tundra shrubification: a review of mechanisms and impacts on ...(mod.)(1). Proclamation. *CZ 1497, *UK 4077. (mod.)(1). 1. 2. 3. 4. Bardot ... Raluca TD. *RO 1005. (add.) Spirit. *HU 149567. (add.) Stefi f: ... Regional opportunities for Siberian tundra conservation in ... - bioRxivThis paper evaluates the relative contribution of light and temperature on net ecosystem CO2 uptake dur- ing the 2006 growing season in a polygonal tundra ... The response of Arctic vegetation and soils following an unusually ...Moist calcareous tundra has many ecosystem properties analogous to those of the hypothesized `Mammoth Steppea or steppe tundra of glacial Beringia, ... Bulk partitioning the growing season net ecosystem exchange ... - BGIn tundra grasslands, herbivores have been shown to increase nutri- ent contents of grasses; yet, it is an open question whether they also ... Calcium-rich tundra, wildlife, and the `Mammoth SteppeaABSTRACT. The objective of this study was to estimate the CO2 exchange of a tundra ecosystem in the Russian Far. East using the eddy covariance technique ... CO2 flux measurements in Russian Far East tundra using eddy ...La matière organique dissoute (MOD) dans les eaux issues des extractions douces (cf. ... faible (ex : Ck2-TD, Ck1-TD, Rs, Rp). En moyenne, cette ...
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