Tropical forests

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  • Following a discussion of what the phrasethe Tropics means, this volume in the Biomes of the Earth series looks at characteristic geology, flora, fauna, and people living in tropical forests today.

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  • Research in tropical forestry is confronted with the task of finding strategies to alleviate pressure on remaining forests, and techniques to enhance forest regeneration and restore abandoned lands, using productive alternatives that can be attractive to local human populations. In addition, sustainable forestry in tropical countries must be supported by adequate policies to promote and maintain specific activities at local and regional scales.

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  • Vietnam is mostly located in the tropical region; Hilly and mountainous regions account for Hilly and mountainous regions account for ¾ of of VietnamVietnam’’s total natural land;s total natural land; Vietnam has coastal lines more than 3,000 km Vietnam has coastal lines more than 3,000 km long;long;High diversity of forests: tropical rain forest in High diversity of forests: tropical rain forest in most region, submost region, sub-tropical forest in the north and tropical forest in the north and at high altitudes, mangrove forest along at high altitudes, mangrove forest along coastlin...

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  • Report by the Comm. on Climate and Tropical Forests, which was formed in 2009 to ensure effective protection of tropical forests primarily as part of U.S. climate change policies, but also through engagement in internat. agree. The intent has been to create actionable, politically viable recommend. that can inform and guide the U.S. in its legislative and diplomatic negotiations on this issue. Contents: Summary for Policy Makers; Climate Change and Tropical Forests; Financing Forest Emission Reductions; International Cooperation; Designing U.S.

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  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp Original article đề tài:"Links between tree structure and functional leaf traits in the tropical forest tree Dicorynia guianensis Amshoff (Caesalpiniaceae)"

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  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp Original article đề tài: "Grouping species for predicting mixed tropical forest dynamics: looking for a strategy"

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  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp Original article đề tài: Germination and storage of recalcitrant seeds of tropical forest tree species...

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  • John H. Vandermeer Ph.D., is a Margaret Davis Collegiate Professor in the Department of Ecology and Evolutionary Biology at the University of Michigan, Ann Arbor. His work has been in tropical agroecosystem ecology, tropical forest ecology, and theoretical ecology. He is the author of over 150 scientific articles and 9 books. Professor Vandermeer was born in 1940 in Chicago, Illinois. He received his BS in zoology from the University of Illinois, Champaign/Urbana, and his masters in zoology from the University of Kansas.

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  • Focusing on the rich biodiversity of Costa Rica, the contributors demonstrate the use of geographic information systems (GIS) to enhance conservation efforts. They give an overview of the spatial nature of conservation and management and the current status of digital mapping in Costa Rica; a review of the basic principles behind digital mapping technologies; a series of case studies using these technologies at a variety of scales and for a range of conservation and management activities; and the results of the Costa Rican gap analysis project....

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  • The dynamic nature of the Jepara industrial complex also affects the Indonesian wood products chain, attracting timber produced from forests located throughout Central Java (Figure 1) and beyond, including the outer islands. Thousands of trucks and pickups bring logs into the district from distant places, including state and community forest plantations.

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  • 9 Choosing the right crops You should take the following factors into consideration when choosing which plants to cultivate in the family garden. 1 Climate. The abundant rains and high daytime temperatures of the tropical forest are very suitable for the cultivation of tropical leaf vegetables.

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  • Chapter 11 Soil Carbon Accumulation in Old-Growth Forests An area of 4.1 billion ha land is covered with boreal, temperate and tropical forest, together comprising up to 80% of the terrestrial aboveground carbon and 40% of total soil carbon

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  • This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1980 edition. Excerpt: ...( Dodson and Gentry, 1978; Gentry, 1978). More than 50 new species of higher plants have been described during the past few years from the Rio Palenque station (1.7 km2), one of the few remaining areas of tropical moist forest in western Ecuador. The study of this forest should be pushed on as vigorously as possible.

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  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp quốc tế đề tài: A comparison of five indirect methods for characterizing the light environment in a tropical forest...

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  • Economic access includes both the use of productive land and other natural resources to directly produce food and to gener- ate income as well as functioning distribution, processing and market systems that can move food from the site of production to where it is demanded. Thus, the existing ability to individually or communally cultivate land (on the basis of ownership or other form of tenure) must be protected.

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  • Unlocking Forest Bonds was a workshop hosted by the WWF Forest & Climate Initiative, Global Canopy Programme (GCP) and Climate Bonds Initiative on 25 February 2011 in London. The hosts are very grateful to all those who attended for their participation and to the organisations that supported the

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  • The biological changes underlying the transition process from gingival health to early inflammatory changes involve local increase in vascular permeability, edema and the recruitment and activation of polymorphonuclear neutrophils (PMN) (Delima and Van Dyke 2003). Acquired immune response becomes involved once antigen-presenting cells interact with immunocompetent cells, such as T and B lymphocytes, leading to the expansion of antibody-secreting plasma cells and the development of the chronic lesion (Gemmell and Seymour 2004).

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  • The Mekong River Delta in Vietnam can be considered as a large tropical wetland, in which two typical eco-forest wetlands can be distinguished: the inland Melaleuca forest wetlands and the coastal mangrove forest wetlands. Their main functions are the provision of forest commodities, the regulation of the water balance and biodiversity conservation. However as elsewhere under human pressure their existence is under the threat of forest fires and deforestation. Their protection requires the implementation of a multi-level national or sub-national planning policy.

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  • The soils of the South American llanos and cerrado grasslands are predominantly old soils from which most of the plant nutrients have been lost. In many places there are layers of laterite (see the sidebar), which give them a red or yellow color. African savanna soils are much younger and more fertile. These shade into arid soils in the north and into wetter soils on high ground. On the southern side there are poor, exhausted, lateritic soils typical of tropical rain forest.

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  • Despite worldwide evidence of the low levels of female participation in social, educational, economic and political spheres, there is still a tendency to see it as a real problem only in a limited number of countries. Yet, as noted above, the reality is that no country in the world, no matter how advanced, has achieved true gender equality, as measured by comparable decision- making power, equal opportunity for education and advancement, and equal participation and status in all walks of human endeavour.

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