| Terms for subject Environment (23598 entries) |
| bee (Any of the membranous-winged insects which compose the superfamily Apoidea in the order Hymenoptera characterized by a hairy body and by sucking and chewing mouthparts) | abejas | |
| bee conservation (The care, preservation and husbandry of hymenopterous insects valued for their ability to pollinate crops and other flora or for their production of honey) | conservación de las abejas | |
| bee conservation | conservación de las abejas | |
| beef cattle (Cattle bred for the production of meat) | ganado vacuno para carne | |
| beef cattle | ganado vacuno para carne | |
| beetle (Any insect of the order Coleoptera, having biting mouthparts and forewings modified to form shell-like protective elytra) | coleópteros | |
| beetle | coleópteros | |
| beetles | coleópteros | |
| behaviour (Any observable action or response of an organism, group or species to environmental factors) | comportamiento | |
| behaviour of substances (Reactivity of a compound depending on the structure of the molecules) | comportamiento de las sustancias | |
| behaviour of substances | comportamiento de las sustancias | |
| behaviour pattern (A relatively uniform series of overt activities that can be observed with some regularity) | modelo de comportamiento | |
| behaviour pattern | modelo de comportamiento | |
| behavioural science (The study of the behaviour of organisms) | ciencias del comportamiento | |
| behavioural science | ciencias del comportamiento | |
| Bellona Foundation | fundación Bellona | |
| belt filter | filtro banda | |
| belt scourer | rascador de banda | |
| belt scourer | rascador de cinta para materias en suspensión | |
| belt weather kit | equipo meteorologico portatil |