نتایج جستجو برای: environmental hotspots

تعداد نتایج: 377586  

Journal: :journal of rangeland science 2015
azam khosravi moshizi gholam ali heshmati abdol rassoul salman mahiny

carbon sequestration in rangeland ecosystems has been identified as a suitable strategy to offset greenhouse gas emissions that information of carbon sequestration hotspots is a good tool to improve rangeland management. objectives for this study were to assessment potential carbon sequestration in various rangeland types, to identify carbon sequestration hotspots and to study the effective fact...

Understanding distributions of wildlife species is a key step towards identifying biodiversity hotspots and designing effective conservation strategies. In this paper, the spatial pattern of diversity of birds in Golestan Province, Iran was estimated. Ecological niche modeling was used to determine distributions of 144 bird species across the province using a maximum entropy algorithm. Richness...

2015
Irene D. Alabia Sei-Ichi Saitoh Robinson Mugo Hiromichi Igarashi Yoichi Ishikawa Norihisa Usui Masafumi Kamachi Toshiyuki Awaji Masaki Seito Geir Ottersen

We identified the pelagic habitat hotspots of the neon flying squid (Ommastrephes bartramii) in the central North Pacific from May to July and characterized the spatial patterns of squid aggregations in relation to oceanographic features such as mesoscale oceanic eddies and the Transition Zone Chlorophyll-a Front (TZCF). The data used for the habitat model construction and analyses were squid f...

Journal: :Environmental management 2010
Xuan Zhu Sharron Pfueller Paul Whitelaw Caroline Winter

This research advances the understanding of the location of perceived landscape values through a statistically based approach to spatial analysis of value densities. Survey data were obtained from a sample of people living in and using the Murray River region, Australia, where declining environmental quality prompted a reevaluation of its conservation status. When densities of 12 perceived land...

2014
Luciano de Andrade João Ricardo Nickenig Vissoci Clarissa Garcia Rodrigues Karen Finato Elias Carvalho Ricardo Pietrobon Eniuce Menezes de Souza Oscar Kenji Nihei Catherine Lynch Maria Dalva de Barros Carvalho

BACKGROUND Road traffic injuries (RTI) are a major public health epidemic killing thousands of people daily. Low and middle-income countries, such as Brazil, have the highest annual rates of road traffic fatalities. In order to improve road safety, this study mapped road traffic fatalities on a Brazilian highway to determine the main environmental factors affecting road traffic fatalities. ME...

2016
Rehana Shrestha Johannes Flacke Javier Martinez Martin van Maarseveen

Differential exposure to multiple environmental burdens and benefits and their distribution across a population with varying vulnerability can contribute heavily to health inequalities. Particularly relevant are areas with high cumulative burdens and high social vulnerability termed as "hotspots". This paper develops an index-based approach to assess these multiple burdens and benefits in combi...

Journal: :international journal of environmental research 2014
m. gómez d. hidalgo

pollution control is based on correctly measuring pollutant concentrations but, at the moment,the principal european cities only monitor pollution levels by means of a few fixed stations co-located inselected points of the urban layout far from hotspots and/or by means of meteorological prediction models offuture pollution. few cities integrate the information from both sources. the implementat...

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