نتایج جستجو برای: environmental water

تعداد نتایج: 874854  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Carole Dalin Huanguang Qiu Naota Hanasaki Denise L Mauzerall Ignacio Rodriguez-Iturbe

China's economic growth is expected to continue into the next decades, accompanied by sustained urbanization and industrialization. The associated increase in demand for land, water resources, and rich foods will deepen the challenge of sustainably feeding the population and balancing agricultural and environmental policies. We combine a hydrologic model with an economic model to project China'...

2014
Rida Farida Muhammad Ali Ramdhani

This research is aimed at analizing the effect of environmental management policy implementation on water pollution control to improve the environmental quality. The analytical method used is this study is a literature review that uses effectual causal analysis approach based on literature review, with the object of research conducted in Garut District, Indonesia. The result of discussion shows...

2000
William M. Lewis Sallie W. Chisholm Christopher F. D'Elia Robert G. Wetzel

BULLETIN The ASLO Bulletin is published at least 3 times annually by the American Society of Limnology and Oceanography to provide members with up-to-date information on Society activities and to serve as a forum for open discussion. EDITOR: C. The figure on the front cover is a depiction of the multidisciplinary nature of limnology. Preface The ASLO Board of Directors has often discussed the s...

2010
Richard Howitt Kristiana Hansen

Expanding population and environmental protection the world over are placing additional demands on existing water supplies. Meeting these demands by traditional structural supply augmentation is dogged by increasing environmental and fiscal costs, which leave excess water demand to be met largely by conservation and reallocation of existing supplies. Water trading clearly has a role in realloca...

2004
Lin Crase Phil Pagan Brian Dollery

[1] Water trade and the establishment of water markets continue to gain popularity among legislators as a vehicle for progressing the reform of the water resources sector in Australia. This has manifested itself at the most recent meeting of the Council of Australian Governments, where a range of changes to address the declining health of inland rivers included the strengthening of water proper...

Journal: :Water research 2011
Carolina B Mendez J Brandon Klenzendorf Brigit R Afshar Mark T Simmons Michael E Barrett Kerry A Kinney Mary Jo Kirisits

Due to decreases in the availability and quality of traditional water resources, harvested rainwater is increasingly used for potable and non-potable purposes. In this study, we examined the effect of conventional roofing materials (i.e., asphalt fiberglass shingle, Galvalume(®) metal, and concrete tile) and alternative roofing materials (i.e., cool and green) on the quality of harvested rainwa...

2004
Jafrul Hasan Rolf Deininger

Water distribution systems are vulnerable to aquaterrorism (terrorism attacks on the water supply) because they are extensive, relatively unprotected, accessible, and often isolated (USEPA 2002, 2003a, Grayman, 2002; Mays, 2004). An emerging activity in the water security arena is developing methods to minimize the public health and economic impacts of a large-scale attack. An intense effort is...

Journal: :Environmental Health Perspectives 1998
G H Shimokura D A Savitz E Symanski

Epidemiological studies examining the association between exposure to tap water contaminants (such as chlorination by-products) and disease outcomes (such as cancer and adverse reproductive outcomes) have been limited by inaccurate exposure assessment. Failure to take into account the variation in beverage and tap water consumption and exposure to volatile contaminants through inhalation and de...

2005
Renato M. Castelao John A. Barth

[1] Repeated mesoscale surveys of waters over the shelf and slope off Oregon were conducted during spring and summer of 2001 to study the spatial structure of the velocity and hydrographic fields. The ocean response to wind forcing is compared between a region of relatively simple topography with alongshore uniformity and a region of complex topography including a shallow submarine bank (Heceta...

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