نتایج جستجو برای: iucn

تعداد نتایج: 1889  

2000
Rachel Wiseman

The mandate of IUCN-ERO is to contribute to a sustainable Europe by influencing policy development and implementation for biodiversity and landscape conservation, restoration and sustainable use inside and outside Europe. The European Programme is active in agriculture, forestry and fisheries and, through its expert networks, protected areas and species conservation. The Programme provides inpu...

2016
Binbin V. Li Alice C. Hughes Clinton N. Jenkins Natalia Ocampo-Peñuela Stuart L. Pimm

The IUCN Red List has assessed the global distributions of the majority of the world's amphibians, birds and mammals. Yet these assessments lack explicit reference to widely available, remotely-sensed data that can sensibly inform a species' risk of extinction. Our first goal is to add additional quantitative data to the existing standardised process that IUCN employs. Secondly, we ask: do our ...

2004
Rosie Cooney

Founded in 1948, The World Conservation Union brings together States, government agencies and a diverse range of non-governmental organizations in a unique world partnership: over 1000 members in all, spread across some 140 countries. As a Union, IUCN seeks to influence, encourage and assist societies throughout the world to conserve the integrity and diversity of nature and to ensure that any ...

2017
Casey C. O'Hara Jamie C. Afflerbach Courtney Scarborough Kristin Kaschner Benjamin S. Halpern

Species distribution data provide the foundation for a wide range of ecological research studies and conservation management decisions. Two major efforts to provide marine species distributions at a global scale are the International Union for Conservation of Nature (IUCN), which provides expert-generated range maps that outline the complete extent of a species' distribution; and AquaMaps, whic...

Journal: :ARPHA Conference Abstracts 2018

2000
H. RE T AKÇAKAYA SCOTT FERSON MARK A. BURGMAN DAVID A. KEITH GEORGINA M. MACE CHARLES R. TODD

The World Conservation Union (IUCN) defined a set of categories for conservation status supported by decision rules based on thresholds of parameters such as distributional range, population size, population history, and risk of extinction. These rules have received international acceptance and have become one of the most important decision tools in conservation biology because of their wide ap...

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