,i  #aaf? ,,congress  #a/ ,session  ,h4 
,r4 #bcea  ,,9 ,,! ,,h\se ,,(           
,,repres5tatives  ,april #bb1 #bjai,mr4 
,smi? ( ,wa%+ton 7= himself1 ,ms4       
,jayapal1 ,mr4 ,t$ ,lieu ( ,cali=nia1   
,ms4 ,s*ak[sky1 ,mr4 ,lyn*1 ,mr4        
,suozzi1 & ,ms4 ,jackson ,lee7 introduc$
 ! foll[+ bill2 :i* 0 ref]r$ to !       
,committee on ,transportation &         
,infra/ructure  ,a ,,bill  ,to direct ! 
,adm9i/rator ( ! ,f$]al ,aviation       
,adm9i/ration to conduct a /udy relat+  
to ultraf9e p>ticles1 & = o!r purposes4 
#a4 ,%ort title ,?is ,act may be cit$ z 
! ,protect+ ,airport ,communities f     
,p>ticle ,emissions ,act4  #b4 ,airborne
 ultraf9e p>ticle /udy  7a7 ,9 g5]al ,! 
,adm9i/rator ( ! ,f$]al ,aviation       
,adm9i/ration %all ent] into appropriate
 arrangem5ts ) ! ,national ,academy (   
,sci5ces to conduct a /udy t--  7#a7    
summ>izes ! relevant lit]ature & /udies 
done on airborne ultraf9e p>ticles      
worldwide2  7#b7 focuses on l>ge hub    
comm]cial airports 9--  7,a7 ,seattle2  

7,b7 ,bo/on2  7,c7 ,*icago2  7,d7 ,new  
,york2  7,e7 ! ,nor!rn ,cali=nia        
,metroplex2  7,f7 ,pho5ix2  7,g7 !      
,s\!rn ,cali=nia ,metroplex2  7,h7 !    
,di/rict ( ,columbia2  7,i7 ,atlanta2 & 
7,j7 any o!r metropolitan l>ge hub      
airport id5tifi$ by ! ,adm9i/rator2     
7#c7 specifically looks at-- 7,a7       
*>act]i/ics ( ,u,f,ps pres5t 9 ! air2   
7,b7 spatial & temporal di/ributions (  
,,ufp conc5trations2  7,c7 prim>y s\rces
 ( ,u,f,ps2  7,d7 h[ mu* aircraft &     
airport op]ations are contribut+ to !   
di/ribution ( ,,ufp conc5trations :5    
comp>$ to o!r s\rces2  7,e7 pot5tial    
heal? effects associat$ ) elevat$ ,,ufp 
exposures1 includ+ he>t & lung diseases1
 a/hma1 n]v\s sy/em disord]s1 & o!r     
heal? effects1 t h be5 consid]$ 9       
previ\s /udies2 &  7,f7 pot5tial ,,ufp  
exposures1 especially to susceptible &  
vuln]able gr\ps2  7#d7 id5tifies        
measures1 includ+ ! use ( su/a9able     
aviation fuels1 int5d$ to r$uce         
emissions f aircraft & airport op]ations

 & assess pot5tial impacts on emissions 
relat$ to ,u,f,ps2 &  7#e7 id5tifies    
important in=mation gaps relat$ to      
und]/&+ relation%ips betwe5 ,,ufp       
exposures & heal? effects1 contributions
 ( aviation-relat$ emissions to ,,ufp   
exposures1 & ! effectiv5ess ( mitigation
 measures4  7b7 ,coord9ation ,!         
,adm9i/rator ( ! ,f$]al ,aviation       
,adm9i/ration %all coord9ate ) !        
,adm9i/rator ( ! ,environm5tal          
,protection ,ag5cy1 ! ,secret>y ( ,heal?
 & ,human ,s]vices1 & any o!r ag5cy t ! 
,adm9i/rator deems appropriate to       
provide data & o!r assi/ance necess>y = 
! /udy4  7c7 ,report ,n lat] ?an #b ye>s
 aft] ! date ( execution ( ! fund+      
agreem5t betwe5 ! ,f$]al ,aviation      
,adm9i/ration & ! ,national ,academy (  
,sci5ces1 ! ,adm9i/rator ( ! ,f$]al     
,aviation ,adm9i/ration %all submit to  
,congress a report on ! /udy4  7d7      
,def9ition ,9 ?is ,act1 ! t]ms ultraf9e 
p>ticle & ,,ufp mean p>ticles ) diamet]s
 less ?an or equal to #ajj nanomet]s4