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Description: 海外华人地球科学技术协会 OCESTA (Overseas Chinese Earth Science and Technology Association) is a non-political, non-profit organization, which combines two existing Associations; one is NACESA (North America Chinese Earth Scientists Association) and the other NACGA (North America Chinese Geologists Association). The members are earth scientists from mainland China, Taiwan and Hong Kong but living in overseas
china (5371) us (4255) geology (570) geochemistry (35) 海外华人地球科学技术协会 (1) ocesta，overseas chinese earth science and technology association (1) ocesta，overseas chinese earth science and technology association
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