Testing a Conceptual Model of Soil Emissions of Nitrous and Nitric Oxides

n ve s ti ga tors from many diverse disciplines—agron om i s t s , a tm o s ph e ric ch em i s t s , eco l ogi s t s , geoch em i s t s , m eteoro l ogi s t s , and microbi o l ogi s t s — a ll stu dy em i s s i ons of n i trous ox i de (N 2 O) and nitric ox i de (NO) from soi l s . Th ei r com m on interest in soil em i s s i ons of n i trogen ox i des stem s f rom the attem pt to answer the fo ll owing qu e s ti on s : • Are em i s s i ons of N 2 O and NO from soils of su f f i c i en t m a gn i tu de to sign i f i c a n t ly affect the regi onal and gl ob a l bu d gets of these gases in the atm o s ph ere ,a n d , i f s o , do these em i s s i ons also sign i f i c a n t ly affect gl obal warm i n g and the ch emical processes of ozone (O 3 ) pr odu cti on in the tropo s ph ere and ozone de s tru cti on in the stra to sph ere ?

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