搜索结果: 1-10 共查到“林学 deforestation”相关记录10条 . 查询时间(0.103 秒)
A study by NSF-funded scientists Andy MacDonald at UC Santa Barbara and Erin Mordecai at Stanford found a direct relationship between deforestation in the Amazon and the transmissi...
Stanford study explores risk of deforestation as agriculture expands in Africa
Stanford explores risk deforestation agriculture expands Africa
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2017/4/27
Next time you bite into a chocolate bar, think of Africa. The continent produces nearly 70 percent of the world’s cocoa, a growing output that requires carving more than 325,000 acres of new farmland ...
The influence of deforestation and anthropogenic activities on runoff generation
rainfall-runoff model forest sediment Iand use Talar watershed Iran
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2018/3/6
In recent decades, due to rapid human population increases and in its results, destructive effects of anthropogenic
activities on natural resources have become a great challenge. Land use and vegetat...
Predicting the Location of Deforestation in North Thailand: The Role of Roads and Protected Areas
North Thailand Roads and Protected Areas
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2015/9/18
Predicting the Location of Deforestation in North Thailand: The Role of Roads and Protected Areas。
We estimate an equilibrium model
of land clearing to study the impacts of roads and
population on deforestation in Thailand between
1976 and 1989. Population pressures were more
important in the N...
Deforestation modelling using logistic regression and GIS
manmade areas physiographic factors
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2015/5/18
A methodology has been used by means of which modellers and planners can quantify the certainty in
predicting the location of deforestation. Geographic information system and logistic regression ana...
The influence of deforestation on runoff generation and soil erosion (Case study: Kasilian Watershed)
forest landuse runoff-rainfall model sediment Iran
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2015/4/24
Destroying of forest lands and landuse changes have caused undesirable effects in the watershed hydrologic conditions. Landuse and vegetation are important factors in soil erosion and runoff generatio...
The effect of deforestation on spring water chemistry on Skrzyczne (Silesian Beskid Mountains, Poland)
pH mountain springs snowmelt rainfall forest and water interaction
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2015/4/14
The Norway spruce dieback which occurred in the Western Carpathians is of interest to scientists in many fields. The goal of this research was to determine its effect on spring water chemistry. Due to...
Effects of Riparian Deforestation on Habitat of Juvenile Masu Salmon (Oncorhynchus masou) in a Small Watershed,Northern Japan
habitat masu salmon maximum water temperature riparian deforestation woody debris
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2009/8/24
To examine the effects of riparian deforestation on juvenile masu salmon (Oncorhynchus masou), I compared the salmon's habitat between an undisturbed watershed and a disturbed watershed where the ripa...
Relation between Wooden Bridge Length across Ohi River and the Deforestation in the Edo Era
wooden Hanehashi Ohi River deforestation in large area
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2009/8/24
According to the old documents, there was awooden bridge called as ‘Hanehashi’, that was a rare type of cantilever, at the upper reach of Ohi River, Japan, in the Edo Era. The span of this bridge was ...