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| Terms for subject Environment (21507 entries) |
| Pannonic salt steppe | estepa salina panónica | |
| Pannonic sand steppe | estepa arenosa panónica | |
| Pannonic steppe | estepa panónica | |
| paper (Felted or matted sheets of cellulose fibers, formed on a fine-wire screen from a dilute water suspension, and bonded together as the water is removed and the sheet is dried) | papel | |
| paper and cardboard | Papel y cartón | |
| paper filter | filtro de papel | |
| paper industry (Industrial production of paper: pulp is produced by mechanically or chemically processing wood or other vegetative materials to extract usable cellulosic fibers as an aqueous slurry. The pulp slurry may be used directly in paper making or it may be shipped elsewhere for processing into paper products. The fundamental industrial operations are divided into two major categories: pulp mill and paper mill. The pulp mill operation includes wood preparation, pulping, deinking, pulp washing, screening and thickening, and bleaching. The paper mill operations include stock preparation, paper machine operation and finishing) | industria papelera | |
| paper mill waste water | aguas residuales de fábricas de papel | |
| paper production from excess algae | producción de papel a partir de algas superabundantes | |
| paper pulp | pasta de papel | |
| paradise parrot | cacatúa del Paraíso | |
| parallel tandem pumping | bombeo serie-paralelo | |
| paralytic shellfish poisoning | intoxicación por toxinas paralizantes de mariscos | |
| parameter (1. A quantity in an equation which must be specified beside the independent variables to obtain the solution for the dependent variables. 2. A quantity which is constant under a given set of conditions, but may be different under other conditions) | parámetro | |
| parasite (Organism which lives and obtains food at the expense of another organism, the host) | parásitos | |
| parasitology (A branch of biology which deals with those organisms, plant or animal, which have become dependent on other living creatures) | parasitología | |
| parent bed | estrato madre | |
| parental care | ayuda de los padres | |
| Paris Appeal of scientists in favour of biodiversity | Llamamiento de París de los científicos en pro de la biodiversidad | |
| Paris Commission | comisión de París |