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Yhw►aaDo Tftutttt ll Sun., A" S. J 9L . High.1eve�s � s -e p►�isk for Howard W. Welk* People in the Twin. CiUes are ex- posed to startling amounts of (cad. The element's `harmful effects are well understood. so it seems incom- prehensible that such high levo of it a ckiK if enviro�Nq . Lead is highly toxic and particularly dangerous .for children. Because they are growing rapidly and have a targe requirement for minerals, chil- dren absorb and retain about five times more lead than adults. Also, children at play frequently ptace''dirt or dirty objects in their mortals. when that dirt contains lead in the levels i have found in the inner city of Minneapolis. It can cadse permanlnt Inental retarda- ten, including lower IQs and behay. ialral and psychological disorders. U wed to study the Minneapolis lead problem allQr learning that'a group of Hmong .11ildren ward ;iuf- fering from leadpoisooiag Heath oMciafs had beet; enable to dWw r the source of the -lead exposure in the.children's Domes. After obtaining Me addresses of the afflicted chit- ' (ren.' ffit ` awn And I took soil samples Iron' the yards of their homes. a,u lean► iitlne- apolis} inner-cit�s�eighboshneds. "WYsir stowed I ew halt ad : lieso vVed' In men ' Ifte yartli='eaa- `. taine0 >k"twii(t ' i.OtN-flikru- grams of lead per gram of soU, and that 40 percent of them lived In homes where the lead concentration in the soli was even higher. XA mt- ctropm is oma-aWgttiooth of a a.) ra rX Accordirtg to standards set by flee Mlmaota PbO bw Ctlotrol Aawoq, 9W oonlalutbg that I tta lead be classified as hazardous wants. Researchers at -tbe National Imtl- Wtes of Health suggest that The maxi- mum permissible intake of lead for a child between 6 months and 2 years of age is 150 micrograms per day. Of the inner-city soil samples I ane- lyzed, half contained more than 700 micrograms of lead per gram of soil. painted several times. The.asoit city coddren acme ,be country suf- around such hopes have be" cov fer lead potsc-!-%Wore alarrn- Chat varloits -tlui6 wlt�yain Ing t the s + �e blood -lead e3.ips that eventually mined iit0o tb levet of inner-city ildren is 20 mi- di=� ` • -per der: rer,,'i in amount c �t Brit141t and Ar-rrlt86',000itteredisreb- Sottae of the attlkted Hm6eg chi t -i ersthave associated with loi'iQ: •- !e`: I P'nes+eot ipiriedgc of the rebdtlot. bl� ex- 'ship betweek lead soW IQi!jgi is piained by paW aurac that the ars jority inner-city chil- dreg in otir county have suffered a The 80e6s wboWft HnYW' thil- yermsnia lam it .ttlllligenc'!"be (ren flue are near very. deuce car,* `cause of their exp- .relo lead. And and truck traffic. Lead emitted from i inner-city children • re cot the only motor vehicks bas aww"li teed In; ones affeclea. I h:..- it3tt W pockets the soil and Is especieRy eoeeeetrat-' of high lead confer• atltin in various ed in areas near Heavy, higbway and ; gatrls of the city. street traffic as If a child ate half a gram of this drt Larne' qusalkles of idtbed gasoline: To expose our ch i;,: of lead is to diming• -n to sticii levels �xiety. it is the — about one fifty-sixth of an ounce. have' been mad to hunm6go4a. In'. death of Intellect - id a serseless roughly the amount that would suck 1962, ike nonfarm use of •108" gas•! waste of a. human •_ource. Society on a thumb — he would receive olioe added about 936 bas of lead W f cannot gffiord to r< - its children in more than twice the maximum per- th e eavironant"•di 1 -le Slat a 41 fead-bazardous er ro®ment. midhte lead dose from this source 1989. under: reeeetgr<' Wolen"Mid . ` .:.} - - t` el em n piNfgltrde weer. aloee. _ t'haogas r. EPA rep t dM: tke naw' We ibeald rasters :h!'problem In . turns use el leaded fon01is8f- wiQ ti- • two ' immeQthte w. :: `Baa leaded And there are many other sources, crease the lead added to tie eovkv11. gasoline and cat , the national Children are exposed to lad every nkat by almost 17 percent. to a Weal ` 'guard Ib deliver r topsoil to ®e day in air, food and (tint. Wbete,a -ofaboof1,118Wot inner cities It Lt ential that we child's lead level rises more gWckfy protect our most :- rtant'rewnorte: than the child can. excrete 1 tine - Scteetllb'at the•Certter for Disease the creative and - Sall utUes of eventual resale is lead poisoaw&.. Comm.-bave obarved that tWlsver. our youngm citiu•-= - Most t age qty bkb#4ead tet�elf of Me s ,.. V the urban lead problem pro»aWY comes from two sources: popuiatloe correspond to tffhmoune of leaded gasoline used. Itep ations F ,froward W .'NreI t, a praAWar of Waded ga�Nise and lad. paiot;4a hooses a the lead content of Mite eo tislaseapoils �o�lp�y�st .Nsc,,•std-�o oaf Dr 6flCI Cede 3k Pstd ad#' dirrme atlog Lead-based "l Lend Aiftikt erwr paints were used 1100148 vow �► am MW iyP� #Sri tteersr..ba_nt I eco '` �� ' � etdtr ' ; Vtb '� "Vore � > V hoi t s have bees t t` el em n piNfgltrde weer.