Obligatory
发表于 2025-3-28 16:16:32
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INTER
发表于 2025-3-28 20:49:21
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考得
发表于 2025-3-29 01:20:24
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类型
发表于 2025-3-29 06:58:38
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凝乳
发表于 2025-3-29 08:22:25
Scarcities and Societal Objectives,lation increase is, fundamentally, as much a physical process as though one burned down storehouses containing food.’ In short, we may sum up the concept of scarcity in the simple words spoken by Grettir in Louis MacNeice’s poem ‘Eclogue from Iceland’ (MacNeice, 1938, pp. 29–39): ‘too many people.’
DENT
发表于 2025-3-29 12:18:35
Environmental Management Towards Biospheral Equilibrium,sters for the present and future generations, which may be brought about by activities of Man impinging upon the health of the biosphere, and interfering with the dynamic processes of the planet’s ecosystems.
蚊子
发表于 2025-3-29 17:25:22
Politik in Nordamerika und Europaueezed to death’. It is somewhat chilling to note that current population estimates are higher than would be predicted from the above equation. This particular version of ‘Doomsday’ need not concern us, however; our food and life-support systems seem likely to give out first.
确保
发表于 2025-3-29 21:12:56
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温和女人
发表于 2025-3-30 01:59:07
Whither Fresh Waters and Their Biota?,ties not only on freshwater biota but also on the aquatic environments with which they are associated and which support them. It is accordingly relevant to examine these activities as causes and agents of change, and to consider the impact which they make in our particular context.
Harbor
发表于 2025-3-30 07:17:44
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