WPC  6 /A`=q$Y;2aT}̘*z`Dbijk8\,xBucpBzgd`0c}GFq]ٶ5]zw|' 4{4MLWaA2gEjo8l! aa ]@>!hF< 6X2!k|Cac)RnziAӳfjU@ѳ:Ag9õ%[r%-U¬ڰ>Zإ 07in=HΖ{0ԗΥ ͔# <06<Z1l<)m]Ne$ IbE2-ͳ7㢚U 7ӱث^_~2vpٯk~%*lF=`"/ /sWU]-mq/+nAr # UN % 0(w@/4o mNUBHP LaserJet 4HPPCL5MS,,,,,,0nLL(hH  Z6Times New Roman RegularX($ 9D:;<=U>D?@UABMQ$|Ђ3|xBU\  `*Times New RomanTT !  _?  X>XXXESTIMATINGNATURALEMISSIONSFROM_WILDLAND_ԀANDPRESCRIBEDFIRE #X>XX X>3#?@  @A  ABbyJanicePetersonandSamSandbergBA  A @  @`  @  @  @h  @ Thispapercontainspossibleapproachesforestimatinga naturalemissionsbackgroundvaluefrom_wildland_Ԁandprescribedfire.Thepaperdoesnotaddressthècontributionofothersourcesinadditiontofirèemissions,e.g.,biogenic_VOCs_,volcanos,etc.,which̀contributetothenatural9burden9:background:<levelofemissions<.==;;Theauthorsdonotsupposethatthisisanallinclusivelistofapproaches.̀Furthermore,itistheauthorswishthatthispaperwillbegina_>>discussion_Ԁonthetopicwithinthescientificcommunity,̀andtheywelcomeanyandallcomments.