Wildlife Conservation in the Antarctic

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Wildlife Conservation Education

Emerging challenges of wildlife conservation require a multipronged approach in order to have a lasting impact. Conservation of wildlife species, their habitats, and other natural ecosystems such as water catchment areas and wetlands are increasingly coming under intense pressure and threat of extirpation. The pressure is as a result of an increase in human population, changing land uses, and t...

متن کامل

Estimating Conservation Value of “Dashtenaze Sari” Wildlife Refuge, and Factors Affecting the Willingness to Pay for Site Conservation

Forests and rangelands are the most important natural ecosystems which provide many economic benefits to the society due to their biodiversity and ecological functionalities. Dashtenaz wildlife refuge, Sari, is a sylvan region, covering 55 ha of rangeland with abundant diversity, is refuge of an endangered species of deer called Dama mesopotamica. In this study, Contingent Valuation Method (CVM...

متن کامل

Grassland Establishment for Wildlife Conservation

Establishing grasslands has important implications for wildlife, especially in areas historically rich in grasslands that have since been converted to row crop agriculture. Most grasslands established under farm conservation programs have replaced annual crops with perennial cover that provides year-round resources for wildlife. This change in land use has had a huge influence on grassland bird...

متن کامل

Solving Connected Subgraph Problems in Wildlife Conservation

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...

متن کامل

Wildlife Conservation in Bornean Timber Concessions

Based on an extensive review of the literature, and broad consultation with experts, we have assessed the sensitivity of Bornean vertebrates to the direct and indirect effects of timber harvest. Wellimplemented selective logging has a relatively limited direct impact on wildlife populations: few species appear quite sensitive, some benefit, some decline. However, current management practices in...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Oryx

سال: 1966

ISSN: 0030-6053,1365-3008

DOI: 10.1017/s0030605300004804