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Titlebook: Conservation of Great Plains Ecosystems: Current Science, Future Options; S. R. Johnson,Aziz Bouzaher Book 1995 Springer Science+Business

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樓主: ONSET
41#
發(fā)表于 2025-3-28 15:06:10 | 只看該作者
Whither Election Rigging Revisited. Being able to visualize a sustainable society is the first step toward building one, but old paradigms limit the ability to create a new vision of the future and move toward it. Transportation systems, water resource and flood control projects, mining activities, utilities, and settlement patterns
42#
發(fā)表于 2025-3-28 20:12:49 | 只看該作者
Ehsan Nekouei,Tansu Alpcan,Robin J. Evansate has now evolved into promoting a global strategy for conservation of diversity (World Resources Institute, The World Conservation Union, and United Nations Environment Programme 1992). The loss of biological diversity is recognized as a major national and global concern with potentially profound
43#
發(fā)表于 2025-3-29 02:30:46 | 只看該作者
Mathukumalli Vidyasagar,Mahsa Lotfiation system that responds to both global and continental scale mechanisms. Climatic patterns arise in the region between the Rocky Mountains and the Great Lakes or Mississippi River from the interactions between two major components of the global atmospheric circulation system: the tropical Hadley
44#
發(fā)表于 2025-3-29 03:44:09 | 只看該作者
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發(fā)表于 2025-3-29 07:31:59 | 只看該作者
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發(fā)表于 2025-3-29 12:11:36 | 只看該作者
47#
發(fā)表于 2025-3-29 18:38:44 | 只看該作者
Understanding the Benefits of Urban Density,d is managed as a natural ecosystem. If plants are introduced, they are managed as indigenous species. Rangelands include natural grasslands, savannas, shrublands, many deserts, tundras, alpine communities, marshes, and meadows (Forage and Grazing Terminology Committee 1991).
48#
發(fā)表于 2025-3-29 23:25:03 | 只看該作者
Understanding the Benefits of Urban Density,imatic extremes characterized by spring flooding and summer drought, and a region devastated by wildfire yet renewed by regrowth. Forests moved onto the Plains during periods of abundant moisture only to be pushed back by drought and wildfire.
49#
發(fā)表于 2025-3-30 01:27:06 | 只看該作者
Conservation of Great Plains Ecosystems: Current Science, Future Options978-94-011-0439-5Series ISSN 0926-9754
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發(fā)表于 2025-3-30 07:01:02 | 只看該作者
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