نتایج جستجو برای: natural depletion

تعداد نتایج: 540977  

Journal: :Journal of Environmental Planning and Management 2022

Groundwater depletion is a problem in many parts the world. We developed an approach to investigate drivers of groundwater data-scarce regions. The combines natural and human-induced drivers, with latter focusing on link between human activities government policies. tested Wadi Zabid, Yemen. Forty years rainfall-runoff data were analyzed, alongside changes land cover, abstraction related No dec...

2003
EDWARD B. BARBIER

Economists now recognize that, along with physical and human capital, environmental resources should be viewed as important economic assets, which can be called natural capital . Three recent debates have emerged over the role of natural capital in economic development. First, as many ecological services are unique, does the environment have an “essential” role in sustaining human welfare, and ...

Journal: :Journal of virology 2010
Debbie C P Lee James A E Harker John S Tregoning Sowsan F Atabani Cecilia Johansson Jürgen Schwarze Peter J M Openshaw

Regulatory CD4(+) T cells have been shown to be important in limiting immune responses, but their role in respiratory viral infections has received little attention. Here we observed that following respiratory syncytial virus (RSV) infection, CD4(+) Foxp3(+) CD25(+) natural regulatory T-cell numbers increased in the bronchoalveolar lavage fluid, lung, mediastinal lymph nodes, and spleen. The de...

Journal: :تولید گیاهان زراعی 0

in order to study of effects of deficit irrigation on morphological traits and growth indices variation of corn forage (sc. 704) in rasht region, an experiment based on randomized complete design with four treatments and three replication was conducted in 2007 growing season, at research farm of faculty of agriculture, university of guilan. experimental treatments consisted of: no-irrigation, 1...

Journal: :The Extractive Industries and Society 2022

In recent years Genuine Savings (GS) has emerged as an indicator of weak sustainability and predictor socio-economic well-being. This paper presents the first long-term GS estimates for Norway, covering period from 1865 until 2018. The preliminary results indicate unsustainable development throughout most leading up to Second World War positive since 1946, with a single exception in 1992. resul...

2017
Hasan Ahmed James Moore Balaji Manicassamy Adolfo Garcia-Sastre Andreas Handel Rustom Antia

How important is resource depletion (e.g. depletion of target cells) in controlling infection within a host? And how can we distinguish between resource depletion and other mechanisms that may contribute to decline of pathogen load or lead to pathogen clearance? In this paper we examine data from a previously published experiment. In this experiment, mice were infected with influenza virus carr...

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