نتایج جستجو برای: wildlife

تعداد نتایج: 17432  

2017
Christopher Lepczyk

Wildlife rehabilitation is the treatment and temporary care of injured, diseased, and displaced indigenous animals, and the subsequent release of healthy animals to appropriate habitats in the wild (Mullineaux, 2014). However, local governments often outlaw the rehabilitation of non-native species, such as wild pigs (Sus scrofa) in Alabama. The benefit to wildlife populations of the practice of...

ژورنال: مرتع 2022

Background and objectives: Rangeland suitability for livestock grazing is assessed by scoring criteria for vegetation, water resources and soil erosion. In this study, the suitability of Lar Absar rangeland in Mazandaran province for grazing domestic animals and herbivorous wildlife grazing was investigated. Many researchers have examined pasture suitability for grazing cattle, sheep, goats, an...

Journal: :BioScience 2005

Journal: :Nature 1977

Journal: :Nature 1977

2017
Ying Fu Qiaozhen Guo Xiaoxu Wu Hui Fang Yingyang Pan

Coastline change reflects the dynamics of natural processes and human activity, and influences the ecology and environment of the coastal strip. This study researched the change in coastline and sea area of the Bohai Sea, China, over a 30-year period using Landsat TM and OLI remote sensing data. The total change in coastline length, sea area, and the centroid of the sea surface were quantified....

2017
Jiani WU

For a long time, China's economic development ignore the constraints of resources and environmental costs but onesided pursue GDP. In 2014, the State Council issued a document to develop the Yangtze River economic zone into a "green ecological corridor". The green development of the Yangtze River economic zone is of high-profile. This paper attempts to consider the resource and environmental fa...

2010
Bistra N. Dilkina Carla P. Gomes

We investigate mathematical formulations and solution techniques for a variant of the Connected Subgraph Problem. Given a connected graph with costs and profits associated with the nodes, the goal is to find a connected subgraph that contains a subset of distinguished vertices. In this work we focus on the budget-constrained version, where we maximize the total profit of the nodes in the subgra...

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