Results 131 to 140 of about 130,605 (262)

Unlocking the “Virtual Cage” of Wildlife Surveillance [PDF]

open access: yes, 2017
The electronic surveillance of wildlife has grown more extensive than ever. For instance, thousands of wolves wear collars transmitting signals to wildlife biologists. Some collars inject wolves with tranquilizers that allow for their immediate capture
Lininger, Henry, Lininger, Tom
core   +1 more source

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Half a Century of Per‐ and Polyfluoroalkyl Substances in Northern Gannet Eggs: Impact of Regulations

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Per‐ and polyfluoroalkyl substances (PFAS), known as “forever chemicals”, are persistent organic pollutants that have been widely used in the industry across the globe for many decades. Their chemical stability, bioaccumulation, and toxicity pose major environmental and health risks. This study examines temporal trends in the concentrations of
Anaïs Fournier   +2 more
wiley   +1 more source

Vulnerability of Agricultural Households to Human–Wildlife Conflicts around Pendjari Biosphere Reserve in Northern Benin

open access: yesLand
The Pendjari Biosphere Reserve is one of the protected areas of Benin where biodiversity conservation policies intertwine with the economic development of local populations.
Sylvain Efio   +5 more
doaj   +1 more source

Liver X Receptor α (LXRα) Regulates 5β‐Reductase (AKR1D1) Expression in Avian Embryos: Implications for Yolk Steroid Metabolism

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT Steroid‐mediated maternal effects are well‐studied as a source of phenotypic variation. In bird eggs, the yolk contains various steroids that can influence embryonic development. However, one complicating factor in understanding how yolk steroids affect development is that the embryo metabolizes yolk steroids to regulate exposure.
Ryan T. Paitz   +4 more
wiley   +1 more source

Modeling Siberian ibex (Capra sibirica) occupancy in Ikh Nart Nature Reserve, Mongolia [PDF]

open access: yes, 2016
As the world becomes increasingly populated, humans continue to modify habitats to suit their needs. Mongolia is one of many Asian countries currently undergoing human-induced landscape change, namely in the form of increased grazing pressure on the land
Peterson, Emily C
core   +1 more source

Harvest increase and culling as tools for managing chronic wasting disease in white‐tailed deer

open access: yesThe Journal of Wildlife Management, EarlyView.
We used an agent‐based model to simulate the effect of CWD management on a white‐tailed deer population in northwest Indiana and northeast Illinois. Our results suggest that wildlife managers should reconsider how and if they should manage CWD. Abstract Chronic wasting disease (CWD), a transmissible spongiform encephalopathy that affects white‐tailed ...
Jonathan D. Brooks   +3 more
wiley   +1 more source

Comparing autumn duck use of intensely managed wetlands in Michigan using a novel approach

open access: yesThe Journal of Wildlife Management, EarlyView.
Camera traps, a relatively novel method for assessing waterfowl use of wetlands, show ducks in southeastern Michigan are influenced by hunting disturbance, vegetation type, season progression, and diel period. Abstract Socioeconomic value derived from duck hunting has contributed to autumn habitat use becoming a particular focus for the natural ...
Trey McClinton   +2 more
wiley   +1 more source

Marine Protected Areas: Country Case Studies on Policy, Governance and Institutional Issues [PDF]

open access: yes, 2011
This document presents case studies of the policy, governance and institutional issues of marine protected areas (MPAs) in South America (Northeastern)-Brazil; India, Palau and Senegal.
Christophe Breuil   +5 more
core  

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