Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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As resources become scarce, they become more valuable. Value is evidencedboth by the increasing prices of resources and by controversy over resource allocationand management. From forest harvesting and land use conversion throughout NorthAmerica, to the fragmentation of tropical bird habitat, to acid rain deposition inEastern Europe, to Siberian tiger habitat loss in Russia, people have significantlyaffected the ecosystems of the world. Expanding population pressures continue tocause the price of resources to increase and to intensify conflicts over resourceallocation....
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ASSESSING the ACCURACY of REMOTELY SENSED DATA: Principles and Practices
