نتایج جستجو برای: hotspots

تعداد نتایج: 8181  

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...

ژورنال: Journal of Railway Research 2019

This research presents a risk-based Hotspots identification model at highway-rail grade crossings in Canada. Two sets of models were developed to predict collision frequency and consequence at individual crossings. A two–dimensional graphic approach was adopted to combine these two models together to predict the risk at each crossing. Hotspots based on collision history tended to be widespread ...

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...

ژورنال: علوم آب و خاک 2014
حق‌نیا, غلامحسین , شیرانی, مائده , فتوت, امیر , لکزیان, امیر , کریمی, حسین ,

In recent years, due to the increased population, urbanization and changes in human consumption patterns, urban, industrial and agricultural soils have been exposed to various pollutants such as heavy metals. The objective of this research was to identify hotspots of Pb by using global and local Moran Indices in urban and suburban soils of Kashafrood catchment. A total of 261 surface soil sampl...

Journal: :international journal of environmental research 2014
a. lo giudice c. mbohwa m.t. clasadonte c. ingrao

this paper presents the results obtained from the life cycle assessment (lca) of the productionof sicilian artichokes (cynara scolymus) with the aim of reducing impacts, interpreting the results, suggesting possible improvements and enriching the sustainability knowledge already existing in the agro food field. artichokes represent one of the excellent italian agricultural products even if stil...

2010
Philip Bejon Thomas N. Williams Anne Liljander Abdisalan M. Noor Juliana Wambua Edna Ogada Ally Olotu Faith H. A. Osier Simon I. Hay Anna Färnert Kevin Marsh

BACKGROUND Infectious diseases often demonstrate heterogeneity of transmission among host populations. This heterogeneity reduces the efficacy of control strategies, but also implies that focusing control strategies on "hotspots" of transmission could be highly effective. METHODS AND FINDINGS In order to identify hotspots of malaria transmission, we analysed longitudinal data on febrile malar...

Journal: :international journal of environmental research 0
a. lo giudice department of quality and operations management, faculty of engineering and the built environment, university of johannesburg, johannesburg, south africa c. mbohwa department of quality and operations management, faculty of engineering and the built environment, university of johannesburg, johannesburg, south africa m.t. clasadonte department of economics and business, university of catania, catania, italy c. ingrao external collaborator of the department of economics and business, university of catania, catania, italy

this paper presents the results obtained from the life cycle assessment (lca) of the productionof sicilian artichokes (cynara scolymus) with the aim of reducing impacts, interpreting the results, suggesting possible improvements and enriching the sustainability knowledge already existing in the agro food field. artichokes represent one of the excellent italian agricultural products even if stil...

Journal: :Genetics 2014
Ying Wang Bruce Rannala

Recombination generates variation and facilitates evolution. Recombination (or lack thereof) also contributes to human genetic disease. Methods for mapping genes influencing complex genetic diseases via association rely on linkage disequilibrium (LD) in human populations, which is influenced by rates of recombination across the genome. Comparative population genomic analyses of recombination us...

2012
Walter W. Steiner Estelle M. Steiner

In most organisms, including humans, meiotic recombination occurs preferentially at a limited number of sites in the genome known as hotspots. There has been substantial progress recently in elucidating the factors determining the location of meiotic recombination hotspots, and it is becoming clear that simple sequence motifs play a significant role. In S. pombe, there are at least five unique ...

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