▁evalu ations ▁ ▁to ▁communicate ▁its ▁find ings ▁to ▁industry , ▁policy ▁mak ers , ▁and ▁the ▁public ▁ ▁HE I ▁has ▁fund ed ▁over ▁ 2 5 0 ▁studies ▁in ▁North ▁America , ▁Europe , ▁and ▁Asia ▁that ▁have ▁produced ▁research ▁to ▁inform ▁dec isions ▁on ▁carbon ▁mon ox ide , ▁air ▁to x ics , ▁nit ro gen ▁ox ides , ▁dies el ▁exhaust , ▁o zone , ▁partic ulate ▁matter , ▁and ▁other ▁poll ut ants . ▁The ▁results ▁of ▁these ▁endeav ors ▁have ▁been ▁published ▁in ▁over ▁ 2 0 0 ▁Research ▁Re ports ▁and ▁Special ▁Re ports ▁which ▁are ▁available ▁electron ically ▁free ▁of ▁charge ▁on ▁the ▁HE I ▁website ▁or ▁in ▁print ▁form . ▁At ▁the ▁ur ging ▁of ▁the ▁World ▁Health ▁Organ ization ▁and ▁countries ▁throughout ▁the ▁world , ▁HE I ▁has ▁extended ▁its ▁international ▁research ▁to ▁help ▁inform ▁air ▁quality ▁dec isions ▁in ▁Europe , ▁Asia , ▁and ▁Latin ▁America . ▁ ▁All ▁project ▁results ▁and ▁HE I ▁Comment aries ▁are ▁widely ▁communic ated ▁through ▁HE I ' s ▁home ▁page , ▁Ann ual ▁Con ferences , ▁publications , ▁and ▁present ations ▁to ▁legisl ative ▁bodies ▁and ▁public ▁ag encies . ▁ ▁Organ iz ational ▁Str ucture ▁ ▁An ▁independent ▁Board ▁of ▁Direct ors ▁consists ▁of ▁leaders ▁in ▁science ▁and ▁policy ▁who ▁are ▁committed ▁to ▁the ▁public - private ▁partners hip ▁model . ▁ ▁The ▁Health ▁Research ▁Committee ▁works ▁with ▁the ▁scientific ▁staff ▁to ▁develop ▁the ▁Five - Year ▁Str ateg ic ▁Plan ▁with ▁input