966 africa alluvialplain animalremains(archaeology) anthropocène antiquities archaeologicalgeology arizona bioticcommunities bronzeage changements civilization climat climaticchanges coastchanges congreses congresses debrisavalanches descriptionandtravel desertecology earthsciences ecology effectofclimateon effectofhumanbeingson effetsdel'hommesur egypt environmentalethics environmentalgeology euorpe europe excavations(archaeology) geography geology geomorphology globalenvironmentalchange grandcanyon greatplains greatsaltlakedesert guide-books history homme hudsonbayregion humanbeings humanecologyandthehumanities huntingandgatheringsocieties indiansofnorthamerica indigenouspeoples influencesurlanature iran kirmānshāh(kirmānshāhān)region kirmānshāhregion nature paleo-indians paleoclimatology paleoecology paleogeography paleontology physicalgeography plantremains(archaeology) pleistocene prehistoric prehistoricpeoples rapids redseacoast sahara science socialaspects stratigraphic stratigraphicgeology utah vertebrates zionnationalpark éthiquedel'environnement