Науки о Земле, экология
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12+
A5
Alma-Ata — discouraging charm in the Centre of Asia
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West winds of infinity. An addition to the rule of the Nagual of Carlos Castaneda
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A5
Review of the System of Environmental Monitoring in the Russian Federation and Former Soviet Union and Related Environmental Policy Issues
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A5
Dynamic temporary physics
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A5
Recycling to Save the Earth