Natureza e cultura nos domínios de clio: as secas e outras representações das paisagens semi-áridas na historiografia ambiental // [Nature and culture in the fields of Clio: droughts and other representations of semi-arid landscapes in environmental history] Catarina de Oliveira Buriti José Otávio Aguiar In: "Cadernos de História". Vol 10. Pp 81-95. 2010 1 theory and philosophy of historiography fields of research natural history/ history and biology