Results 161 to 170 of about 516,402 (288)

Scheduling Bodyguards

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT Security agencies around the world use bodyguards to protect government officials and public figures. In this paper, we consider a two‐person zero‐sum game between a defender who allocates such bodyguards to protect several targets and an attacker who chooses one target to attack.
Loe Schlicher, Kyle Y. Lin, Moshe Kress
wiley   +1 more source

Broadcasters and radio spectrum: The emergence of a European digital dividend in the United Kingdom and Spain [PDF]

open access: yes
Most of the countries in the European Union are immersed in the analogue-digital switchover, and it is envisaged that by the end of 2012 all of the countries will have changed over to digital television, giving rise to the digital dividend in Europe. The
Cullell March, Cristina
core  

Conserving wildlife through demand reduction and supply alternatives: Two experiments in restaurants in Kinshasa

open access: yesPeople and Nature, EarlyView.
Abstract High aggregate levels of wildlife consumption in cities in Central Africa highlight the need for solutions that balance wildlife protection, local livelihoods and the relational values between people and nature. This study explores the impacts of demand‐ and supply‐side interventions on wild meat consumption through two randomized control ...
Abdoulaye Cisse   +2 more
wiley   +1 more source

The impact of COVID‐19 on public perceptions of wild meat in Central Africa

open access: yesPeople and Nature, EarlyView.
Abstract Wild meat is a significant source of food and income generation in Central Africa. However, there is little knowledge of how the assumed link between COVID‐19 and wild meat consumption has been discussed by the media and received by the public. In this study, we conducted media content analysis of 264 articles published in 2019–2020 related to
Yuhan Li   +14 more
wiley   +1 more source

Typology of the Onset of School Violence Perpetration and Victimization in Real and Cyber Worlds: Extension of Multiple Event Process Survival Mixture Model

open access: yesPsychology in the Schools, EarlyView.
ABSTRACT Bullying has been a long‐lasting, serious social problem. To effectively prevent bullying, it is essential to examine when different types and roles of violence emerge and what causes them. Current study analyzes the longitudinal panel data set (N = 3942, age ranged 13–18, 51.4% male) to identify student profiles of bullying engagement over ...
Unkyung No, Eui Kyung Kim, Sukkyung You
wiley   +1 more source

The Prevalence of Different Types of Bullying and Their Predictors Among 8th Graders in Post‐Soviet Countries: Cross‐National Insights From Kazakhstan and Russia. Findings From Trends in International Mathematics and Science Study 2019

open access: yesPsychology in the Schools, EarlyView.
ABSTRACT Despite growing research on bullying in Western contexts, less is known about its prevalence and predictors in post‐Soviet nations. This study explores bullying among 8th‐grade students in Kazakhstan and Russia‐two post‐Soviet countries with contrasting development levels but shared historical ties.
Saltanat Kaliyeva
wiley   +1 more source

Digitization connects scattered specimens and enables new historical research: Plants from the Lady Franklin Bay Expedition (1881–1884)

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Widespread museum digitization initiatives have made the world's herbaria more accessible than ever, launching a renaissance of specimen use. We highlight the value of digitization to bolster both scientific and historical research using the specimens from the Lady Franklin Bay Expedition (1881–1884) to the Canadian arctic, remembered for its tragedy ...
J. Mason Heberling, Jackson P. Wright
wiley   +1 more source

Provision of pest alerts is associated with better farm performance in Africa

open access: yesPest Management Science, EarlyView.
Provision of pest alerts on invasive crop pest control in Africa was linked with a higher likelihood of adopting integrated pest management practices, as well as an improvement in crop yield and income. The results suggest that pest alerts are crucial in sustainable pest management strategies against invasive pests. Abstract BACKGROUND Crop pests cause
Makaiko G Khonje   +4 more
wiley   +1 more source

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