运动吧
发表于 2025-3-25 05:46:48
0077-0639 on the important work and the concern with this subject to which Dr. DE Vos has devoted so much of his knowledge, energy and personal commitments.978-94-010-1940-8978-94-010-1938-5Series ISSN 0077-0639 Series E-ISSN 2215-1729
凹处
发表于 2025-3-25 10:23:27
Foreword,has made a significant professional contribution with this book. It is our hope that those who read it will be encouraged to carry on the important work and the concern with this subject to which Dr. . Vos has devoted so much of his knowledge, energy and personal commitments.
激怒
发表于 2025-3-25 14:21:20
Book 1975of Africa‘s ecological zones are fragile. Large scale soil erosion, resul tant cycles of drought and flash floods, downgrading of fauna and flora are well-known to many in general ways, as well as from detailed examination of a few areas. But large parts of Africa remain inaccessible. Very few stud
无价值
发表于 2025-3-25 17:30:14
Man as an Environmental Agent, at all. Stage by stage, his impact on his environment has increased, but only during the last centuries has this become disastrous. As a result, some environmental restraints on his population have been removed, but this has been at the expense of other organisms and has brought out depletion and exhaustion of natural resources.
提炼
发表于 2025-3-25 20:14:39
Influencing the Lifecycle Costs, at all. Stage by stage, his impact on his environment has increased, but only during the last centuries has this become disastrous. As a result, some environmental restraints on his population have been removed, but this has been at the expense of other organisms and has brought out depletion and exhaustion of natural resources.
噱头
发表于 2025-3-26 01:31:37
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预示
发表于 2025-3-26 05:13:02
Herminia A. Francisco,David Jamesnce which has already had catastrophic effects in some areas and will have long-ranging ones in others. If man continues to destroy his environment in this way, he will inevitably produce conditions which will have a strong bearing on himself and even on his ultimate survival.
厌恶
发表于 2025-3-26 11:39:18
https://doi.org/10.1007/978-3-540-34648-7 1972), and in fact, the word ‘transhumance’ refers to the definite movements of nomads living south of the Sahara from their ‘winter homes’ in the north to ‘summer homes’ in the south. These movements do not generally exceed 200 miles.
abstemious
发表于 2025-3-26 13:33:31
Introduction,nce which has already had catastrophic effects in some areas and will have long-ranging ones in others. If man continues to destroy his environment in this way, he will inevitably produce conditions which will have a strong bearing on himself and even on his ultimate survival.
Interlocking
发表于 2025-3-26 16:59:08
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