نتایج جستجو برای: ecological forestry
تعداد نتایج: 109541 فیلتر نتایج به سال:
Managing the numerous and interrelated processes between man and nature in order to use renewable resources in a sustainable way is confronted with conflicting objectives, external effects, complex interdependencies, uncertainty and other features that make it nearly impossible to come to unambiguous optimal decisions. Self-organization in socio-economic and ecological systems the process of st...
Ecological restoration is expected to reverse the loss of biodiversity and ecosystem services. Due to the low number of well-replicated field studies, the extent to which restoration recovers plant communities, and the factors underlying possible shortcomings, are not well understood even in medium term. We compared the plant community composition of 38 sites comprising pristine, forestry-drain...
INTRODUCTION Protecting wetland values and functions are important goals fat forest managers. Value and fimction are easy terms to confuse, but they are not interchangeable. Societal values are directly and indirectly associated with ecological functions. For example, forested wetlands may suppress f looding downstream, which is a value. Floodplain forests store water, impede flows, and dampen ...
Urban forests have played important roles in social, cultural, economic and environmental development of urban centers in West Africa through benefits such as landscape enhancement, provision of recreational and cultural facilities, erosion control, watershed protection and supply of fruits and fuelwood. The growing population and rapid urbanization occasioned by demographic switch from rural t...
Over the last decades, Vietnam has seen substantial shifts in forest landscape uses and associated livelihoods. We document livelihood transformations Nam Dong, a mountainous district of Central Vietnam, where land have changed from utilisation products natural forests shifting cultivation (swidden agriculture) to acacia tree-dominated plantation forestry. Forestry policies (forestland allocati...
The continuous ecological management of the Loess Plateau is known throughout the world for two strategies: the integrated soil conservation project that began in the 1970s, and the “Grain for Green” project that began in the 1990s. Six sub-catchments nested in the Beiluo River basin were selected to investigate streamflow regime variations during the two project periods. The annual streamflow ...
This paper examines the origins, spread and practices of professional forestry in Southeast Asia, focusing on key sites in colonial and post-colonial Indonesia, Malaysia and Thailand. Part 1, in an earlier issue of this journal, challenged popular and scholarly accounts of colonial forestry as a set of simplifying practices exported from Europe and applied in the European colonies. We showed th...
Purpose. The aim of the article is substantiation need to use ecological and economic approach in process functioning forestry, water, hunting Ukraine. Methodology research. theoretical methodological basis writing are fundamental provisions theory, set out scientific works domestic foreign scientists on efficiency (ecological economic) forest, water resources grounds General special methods we...
• Forest transitions in Southeast Asia may come along with unintended social and ecological side effects. have been accompanied by the separation industrialization of agriculture forestry. These forms land use marginalize multi-functional uses, especially shifting cultivation. tend to increasing fossil energy which compromises some their climate-change mitigation The findings important implicat...
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