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@article{Nissan:2016:10.1002/qj.2919,
author = {Nissan, H and Toumi, R},
doi = {10.1002/qj.2919},
journal = {Quarterly Journal of the Royal Meteorological Society},
pages = {265--277},
title = {Regional modelling of rainfall erosivity: Sensitivity of soil erosion to aerosol emissions},
url = {http://dx.doi.org/10.1002/qj.2919},
volume = {143},
year = {2016}
}
TY - JOUR
AB - Arainfallerosivityschemeisimplementedintothewidely-used regionalatmosphere-landmodel,WRF.Rainfallerosivityisparameterisedfromhourlyprecipitationandsurfacerunoffinahighresolution(4km)convection-permittingmodel.TheschemeisusedtoexaminethepotentialeffectsofchangesinatmosphericaerosolconcentrationsonsoilerosioninacasestudyofnorthernIndia andthesurroundingcountriesforthe2010monsoonseason,usingamodelwhichisolatestheindirecteffectoncloudmicrophysicsonly. Thisstudy offers apreliminaryinvestigationintothis emergingtopic,butlongersimulationswouldbeneededtoestablisharobustsignal.Summerprecipitationisreducedinmostareasandthe monsooncirculation weakens forincreases incloudcondensationnuclei concentrations. ThiscanbeattributedtolocalisedcloudmicrophysicalchangesinthenortheastofIndia,which induceadynamicresponseopposingthemonsooncirculation. Thetworegionsofgreatestdecreaseinerosion withincreasingaerosolarein theWesternGhatsandtheGangesDelta,bothsignificantcroplandareas.However,theeffectisnotuniform, withisolatedlocal increases insoilerosion. Theseresultssuggestthat,while effortstoreduceanthropogenicaerosolemissionsmayimprovewateravailabilityforcropsthroughenhancedrainfall,thesebenefitsarelikelytobetemperedbyanincreasein soilerosion,though robustlocalchangesweredifficulttopredict.
AU - Nissan,H
AU - Toumi,R
DO - 10.1002/qj.2919
EP - 277
PY - 2016///
SN - 1477-870X
SP - 265
TI - Regional modelling of rainfall erosivity: Sensitivity of soil erosion to aerosol emissions
T2 - Quarterly Journal of the Royal Meteorological Society
UR - http://dx.doi.org/10.1002/qj.2919
VL - 143
ER -
Climate Science
Earth and Life Sciences
Energy and Low-Carbon Futures
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