Ecologie Ecology 24 E ́cologie 15 Zeitschrift 8 42.90 ecology: general 5 Environnement 5 O ̈kologie 4 Publications pe ́riodiques 4 42.65 zoogeography, animal ecology 3 Faune 3 Nature 3 Natuurbeheer 3 Pollution 3 Protection 3 Wilde dieren 3 42.95 nature conservation 2 43.47 global environmental themes 2 Ame ́nagement 2 Biochemie 2 Bioge ́ographie 2 Biogeografie 2 Biogeography 2 Conservation 2 Conservation of natural resources 2 E ́cologie microbienne 2 E ́cologie ve ́ge ́tale 2 Environment 2 Environmental Pollution 2 Environmental aspects 2 Environmental policy 2