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Global rainfall erosivity projections for 2050 and 2070
ID Panagos, Panos (Avtor), ID Borrelli, Pasquale (Avtor), ID Matthews, Francis (Avtor), ID Liakos, Leonidas (Avtor), ID Bezak, Nejc (Avtor), ID Diodato, Nazzareno (Avtor), ID Ballabio, Cristiano (Avtor)

URLURL - Izvorni URL, za dostop obiščite https://doi.org/10.1016/j.jhydrol.2022.127865 Povezava se odpre v novem oknu

Izvleček
The erosive force of rainfall (rainfall erosivity) is a major driver of soil, nutrient losses worldwide and an important input for soil erosion assessments models. Here, we present a comprehensive set of future erosivity projections at a 30 arc-second (~1km2) spatial scale using 19 downscaled General Circulation Models (GCMs) simulating three Representative Concentration Pathways (RCPs) for the periods 2041-2060 and 2061-2080. The future rainfall erosivity projections were obtained based on a Gaussian Process Regression (GPR) approach relating rainfall depth to rainfall erosivity through a series of (bio)climatic covariates. Compared to the 2010 Global Rainfall erosivity baseline, we estimate a potential average increase in global rainfall erosivity between 26.2-28.8% for 2050 and 27-34.3% for 2070. Therefore, climate change and the consequential increase in rainfall erosivity is the main driver of the projected +30-66% increase in soil erosion rates by 2070.

Jezik:Angleški jezik
Ključne besede:climate change, agriculture, soil health, land use change, R-factor, food security
Vrsta gradiva:Članek v reviji
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:FGG - Fakulteta za gradbeništvo in geodezijo
Datum objave:01.01.2022
Leto izida:2022
Št. strani:[43] str.
Številčenje:Letn.
PID:20.500.12556/RUL-137053 Povezava se odpre v novem oknu
UDK:502/504:556
ISSN pri članku:0022-1694
DOI:10.1016/j.jhydrol.2022.127865 Povezava se odpre v novem oknu
COBISS.SI-ID:106880515 Povezava se odpre v novem oknu
Datum objave v RUL:31.05.2022
Število ogledov:490
Število prenosov:39
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Gradivo je del revije

Naslov:Journal of hydrology
Skrajšan naslov:J. hydrol.
Založnik:Elsevier
ISSN:0022-1694
COBISS.SI-ID:25750784 Povezava se odpre v novem oknu

Sekundarni jezik

Jezik:Slovenski jezik
Ključne besede:podnebne spremembe, kmetijstvo, tla, spremembe rabe tal, R-faktor, varnost hrane

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