?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Fpure.iiasa.ac.at%2Fid%2Feprint%2F4904%2F&rft.title=Modeling+of+Atmospheric+Transport+and+Deposition+of+Heavy+Metals+in+the+Katowice+Province&rft.creator=Uliasz%2C+M.&rft.creator=Olendrzynski%2C+K.&rft.description=A+large+part+of+Poland's+heavy+industry%2C+notably+hard+coal+mining%2C+ferrous+and+nonferrous+metallurgy+and+power+generation%2C+is+located+in+the+Katowice+province.+Therefore%2C+this+heavy+industrialized+region%2C+which+is+populated+by+four+million+people%2C+experiences+considerable+problems+with+air+pollution.+In+the+METKAT+study+launched+by+the+International+Institute+for+Applied+Systems+Analysis+we+attempt+to+model+atmospheric+depositions+of+arsenic+(As)%2C+cadmium+(Cd)%2C+lead+(Pb)+and+zinc+(Zn)+which+are+among+the+highest+in+Europe.+%0D%0A%0D%0AThe+applied+modeling+approach+consists+of+performing+detailed+simulations+of+atmospheric+transport+and+deposition+of+heavy+metals+with+horizontal+grid+spacing+of+5+km+within+one+150x150+km+cell+of+the+EMEP+grid+covering+the+Katowice+province.++For+this+purpose+we+implemented+the+Lagrangian+Particle+Dispersion+and+Deposition+(LPDD)+model+driven+by+two+mesoscale%2Fregional+meteorological+models.+Preliminary+deposition+calculations+for+the+entire+1992+year+and+a+series+of+sensitivity+experiments+for+cadmium+were+run+using+relatively+simple+but+computationally+efficient+hydrostatic+meteorological+model+(MESO).+The+deposition+results+from+the+MESO%2FLPDD+modeling+applied+to+the+mesoscale+domain+were+supplemented+by+contributions+from+other+emission+sources+in+Europe+calculated+with+the+aid+of+the+Heavy+Metals+Eulerian+Transport+(HMET)+model.+%0D%0A%0D%0AThe+performed+sensitivity+tests+indicate+that+the+calculated+depositions+depend+primarily+on+the+quality+of+emission+data+(magnitude%2C+spatial+distribution+and+aggregation).+Also+land+use+data+seem+to+be+relatively+important+when+estimating+the+location+and+magnitude+of+peak+depositions.+The+proposed+modeling+approach+shows+some+potential+to+reproduce+local+maxima+in+the+deposition+fluxes+of+heavy+metals+which+cannot+be+resolved+by+long+range+transport+models.+However%2C+very+high+Cd+deposition+values+observed+in+the+region+cannot+be+reproduced+by+the+model+with+available+emission+inventory+even+when+emission+from+selected+sources+was+increased+by+two+orders+of+magnitude.+The+model+calculations+do+not+take+into+account+reemission+of+particulates+from+post-mining+areas+and+waste+dumps%2C+which+may+contribute+considerably+to+ambient+concentrations.+A+receptor-oriented+modeling+approach+based+on+an+influence+function+concepts+is+proposed+as+a+tool+to+further+investigate+contributions+of+different+potential+emission+sources+to+the+observed+depositions.+%0D%0A%0D%0AA+series+of+additional+24-hour+simulations+for+idealized+synoptic+conditions+were+run+with+the+LPDD+model+linked+to+the+Colorado+State+University+RAMS+(Regional+Atmospheric+Modeling+System).+The+purpose+of+these+simulations+was+to+investigate+the+potential+effect+of+regional+scale+topography+on+mesoscale+atmospheric+transport+within+the+Katowice+province.+Although+the+terrain+of+this+province+is+not+very+complicated%2C+the+Sudeten+and+Carpathian+Mountains+surrounding+this+region+from+the+south+may+significantly+affect+transport+and+deposition+there.&rft.publisher=WP-96-123&rft.date=1996-11&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=https%3A%2F%2Fpure.iiasa.ac.at%2Fid%2Feprint%2F4904%2F1%2FWP-96-123.pdf&rft.identifier=++Uliasz%2C+M.+%3Chttps%3A%2F%2Fpure.iiasa.ac.at%2Fview%2Fiiasa%2F1628.html%3E+%26+Olendrzynski%2C+K.+%3Chttps%3A%2F%2Fpure.iiasa.ac.at%2Fview%2Fiiasa%2F1489.html%3E++(1996).++Modeling+of+Atmospheric+Transport+and+Deposition+of+Heavy+Metals+in+the+Katowice+Province.+++IIASA+Working+Paper.+IIASA%2C+Laxenburg%2C+Austria%3A+WP-96-123+++++