Nitrogen deposition in California forests: a review

acide nitrique acido nitrico air pollution ammonia ammoniac azote california californie chaparral coniferous forests contaminantes cours d'eau cursos de agua ecosistema ecosystems eua feuille foliage gases gaz hojas leaves matorral nitrate nitrates nitratos nitric acid nitrogen nitrogen oxides oxyde d'azote polluant pollutants pollution de l'eau pollution du sol rivers scrub soil pollution soil solution soluciones del suelo solution du sol usa water pollution