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Eco-environmental Change Records of Antarctic Ice-free Areas in the Sediments Influenced by Marine Animals
Antarctica sediments influenced by animal excrements penguin seal eco-environmental variation human civilization
2008/7/8
The accumulative profiles of seabird and sea animal excrement together with the depositional sequences influenced by the excrement have been utilized to reconstruct the historical populations of Antar...
Environmental Change and Agricultural Development in Historical Documentary
Northwest China historical climate environmental change agricultural exploitation reclamation and desertion historical documentary records
2008/7/8
The paper investigates the historical agricultural exploitation in Northwest China, and its social benefits in the context of historical documents and their relationship with temperature and humidity ...