Noting that measures taken to reduce the emissions of nitrogen oxides and ammonia should involve consideration of the full biogeochemical nitrogen cycle and, so far as possible, not increase emissions of reactive nitrogen including nitrous oxide which could aggravate other nitrogen-related problems,
upoštevajo, da bi ukrepi, sprejeti za zmanjšanje emisij dušikovih oksidov in amonijaka, morali upoštevati celotni biogeokemijski dušikov cikel, in kolikor je mogoče, ne povečevati emisij reaktivnega dušika, vključno z dušikovim oksidom, ki lahko zaostri druge težave, povezane z dušikom,