Results 91 to 100 of about 4,640,902 (205)

ASSESMENT OF THE WATER QUALITY IN SIRET HYDROGRAPHIC BASIN

open access: yesScientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, 2019
The current study is focusing on the evaluation of the quality of surface water from the Siret hydrographic basin. For this purpose, was used the Global Pollution Index (I*GP), which was calculated for eleven water sampling points from Siret Basin.
VIOLETA NĂSTUNEAC   +2 more
doaj  

Bioindicators: Characteristics and Capabilities in Environmental Applications [PDF]

open access: yesArmaghane Danesh Bimonthly Journal
Background & aim:In recent years, the pollution of the environment with all kinds of biological, chemical, poisons, pesticides and other compounds has accelerated and are considered as one of the most important challenges of the present age.
A Hossaini Motlagh, G Hassani
doaj  

The quality of life in England and Wales [PDF]

open access: yes
Local amenities play an important role in determining where we choose to live and our overall quality of life. In many cases, however, amenities do not have prices and will therefore be underprovided by the market. In this paper, we use county level data
Srinivasan, Sylaja, Stewart, Geoff
core  

Working to Improve Price Indices Development in Pakistan [PDF]

open access: yes
Given the importance of Consumer Price Index (CPI), there has been long debate on its measurement issues. It is the best and most well-known indicator of inflation, which is further used for evaluating the monetary and fiscal policy of a country.
Mahmood Khalid, Zahid Asghar
core  

Land Quality and International Agricultural Productivity: A Distance Function Approach [PDF]

open access: yes
Agricultural productivity measurement has been of great interest in recent years. Although analysts have long recognized that land quality plays an important role in agricultural productivity, land quality has been difficult to quantify and include in ...
Malcolm, Scott A., Soule, Meredith J.
core   +1 more source

ANÁLISIS DE EFICIENCIA DE LA INDUSTRIA OLEÍCOLA DESDE UN ENFOQUE MULTIOUTPUT CON DISTANCIAS ECONOMÉTRICAS

open access: yesRevista de Estudios Empresariales. Segunda Época, 2010
This paper studies the level of technical efficiency in the olive oil production sector, applying econometric distance functions from a multioutput perspective.
Rafaela Dios Palomares   +1 more
doaj  

Water quality index and human health risk analysis in urban drinking water sources. [PDF]

open access: yesSci Rep
Nasim I   +7 more
europepmc   +1 more source

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