52 ENVIRONNEMENT | MT 5211 milieu naturel | BT1 climat | NT1 zone équatoriale | NT1 zone froide | NT1 zone humide | NT1 zone subtropicale | NT1 zone tempérée | NT1 zone tropicale | RT bioclimatologie [3606] | climatologie [3606]
52 ENVIRONMENT | MT 5211 natural environment | BT1 climate | NT1 equatorial zone | NT1 frigid zone | NT1 humid zone | NT1 subtropical zone | NT1 temperate zone | NT1 tropical zone | RT bioclimatology [3606] | climatology [3606]