نتایج جستجو برای: eco system

تعداد نتایج: 2247485  

Journal: :Applied and environmental microbiology 2012
Ye Deng Zhili He Meiying Xu Yujia Qin Joy D Van Nostrand Liyou Wu Bruce A Roe Graham Wiley Sarah E Hobbie Peter B Reich Jizhong Zhou

Pyrosequencing analysis of 16S rRNA genes was used to examine impacts of elevated CO(2) (eCO(2)) on soil microbial communities from 12 replicates each from ambient CO(2) (aCO(2)) and eCO(2) settings. The results suggest that the soil microbial community composition and structure significantly altered under conditions of eCO(2), which was closely associated with soil and plant properties.

Journal: :international journal of health policy and management 2014
ramin ravangard nahid hatam abedin teimourizad abdosaleh jafari

background improving efficiency of health sector is of particular importance in all countries. to reach this end, it is paramount to measure the efficiency. on the other hand, there are many factors that affect the efficiency of health systems. this study aimed to measure the technical efficiency (te) of health systems in economic cooperation organization (eco) countries during 2004–10 and to d...

Journal: :iranian journal of public health 0
k holakouie naieni h malekafzali a rashidian p vazirian g moradi a mirzazadeh

background: evaluating the malaria status of the economic cooperation organization (eco) member countries relation to goal 6 of 3rd millennium development goals (mdgs) which includes have halted by 2015 and begun to reverse the incidence of malaria. methods: by 2009, we reviewed the mdgs reports, extracted the data from surveillance system, published, and unpublished data. the main stakeholders...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2014
Les Levidow Palle Lindgaard-Jørgensen Asa Nilsson Sara Alongi Skenhall Dionysis Assimacopoulos

The well-known eco-efficiency concept helps to assess the economic value and resource burdens of potential improvements by comparison with the baseline situation. But eco-efficiency assessments have generally focused on a specific site, while neglecting wider effects, for example, through interactions between water users and wastewater treatment (WWT) providers. To address the methodological ga...

2002
Venkat Allada Rahul Rai

The objective of this paper is to understand and study sustainable product development using a systems approach. In the real world, artifacts interact with each other to form a web structure (known as artifact system (AS)), which has its own laws of evolution. Specifically, this paper focuses on development of “Factor X” model to study the diffusion of ecoinnovation strategies. The concept of “...

Journal: :Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 2013

2016
Ria Ann Dunkley

This article explores informal environmental education (EE) experiences at eco-attractions. A consortium of three UK-based environmental charities designed an eco-attraction-based EE program aiming to inspire responses to environmental change. Over six months, educators at six eco-attractions delivered this two-day program to 430 young people. This article conveys qualitative insights into lear...

2015
Longyu Shi Shuncheng Yang Marc A. Rosen

Eco-environmental stress refers to the pressure borne by the environment in sustaining the pre-existing non-industrialized state and/or in counteracting adverse impacts caused by natural and human factors. The present article introduces the concept, research progress, and method for assessing eco-environmental stress. An eco-environmental stress index (ESI) is established to assess the eco-envi...

2015
Jenny G. Parvani Maneesh D. Gujrati Margaret A. Mack William P. Schiemann Zheng-Rong Lu

Metastatic breast cancer is the second leading cause of cancerrelated deaths among women. Triple-negative breast cancer (TNBC) is a highly aggressive subcategory of breast cancer and currently lacks well-defined molecular targets for effective targeted therapies. Disease relapse, metastasis, and drug resistance render standard chemotherapy ineffective in the treatment of TNBC. Because previous ...

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