搜索结果: 1-15 共查到“知识库 环境科学技术 Water”相关记录104条 . 查询时间(0.143 秒)
DETECTING WATER BODIES IN LANDSAT8 OLI IMAGE USING DEEP LEARNING
Water body Landsat Multi-layer perceptron Deep learning Maximum likelihood
2018/5/14
Water body identifying is critical to climate change, water resources, ecosystem service and hydrological cycle. Multi-layer perceptron(MLP) is the popular and classic method under deep learning frame...
Laboratory Evaluation of Modified Traveling Screens for Protecting Fish at Cooling Water Intakes
Fish Protection Technologies Cooling Water Intake Structures Clean Water Act Section 316(b) Modified Traveling Screens Ristroph Screens
2014/12/11
Section 316(b) of the Clean Water Act requires thermal power generating facilities to minimize adverse environmental impact resulting from the operation of cooling water intake structures (CWIS). Adve...
SPATIAL AND TEMPORAL DYNAMICS OF LAND USE IMPACTS ON WATER QUALITY IN WATERSHED SYSTEMS
Land use change modeling watershed tradeoffs water quality
2014/12/11
SPATIAL AND TEMPORAL DYNAMICS OF LAND USE IMPACTS ON WATER QUALITY IN WATERSHED SYSTEMS SEPTEMBER 2007 OLGA TSVETKOVA, B.S., NOVGOROD STATE UNIVERSITY, RUSSIA M.S., UNIVERSITY OF MASSACHUSETTS AMHERST...
Roosting, Site Fidelity, and Food Sources of Urban Gulls In Massachusetts: Implications For Protecting Public Water Supplies
fidelity food gull roosting urban water quality
2014/12/9
Anyone who has spent time in coastal New England has seen gulls flying overhead and heard their familiar sound; gulls may be one of the most recognizable birds in the world. There are over 50 species ...
The Cumulative Impacts of Climate Change and Land Use Change on Water Quantity and Quality in the Narragansett Bay Watershed
Narragansett Bay Cumulative Impacts Climate Adaptation
2014/11/26
Narragansett Bay, Rhode Island, is a valuable natural resource that suffers summer hypoxic events resulting from over a century of cultural eutrophication. Current efforts to reduce nitrogen loading f...
Essays on the Quantification and Propagation of Uncertainty in Climate Change Impact Assessments for Water Resource Systems
Climate Change Uncertainty Hydrology
2014/10/31
Sustainable water resources planning and management under climate change requires a proper treatment of uncertainties that emerge in an impacts analysis. A primary source of this uncertainty originate...
A hazard-based risk analysis approach to understanding climate change impacts to water resource systems: application to the Upper Great Lakes
Risk Robustness Water resources
2014/10/31
Water resources systems are designed to operate under a wide range of potential climate conditions. Traditionally, systems have been designed using stationarity-based methods. Stationarity is the assu...
Impacts of Pig Manure-Based Liquid Fertilizer Agricultural Application on the Water Quality of Agricultural Catchment
Liquid Fertilizer Livestock Manure Paddy Field Upland Water Quality
2013/3/9
This study was conducted to understand the effect of the livestock liquid fertilizer treatment at field-scale up to catchment-scale on the water quality properties. Cultivated paddy rice and upland pl...
Studies on Extracting Microcystin-Lr from Microcystis Aeruginosa by Water Bath
Boiling Water Bath Extract Microcystin-LR
2013/3/9
Different temperatures of water bath was used to extract the intracellular microcystin-LR(MC-LR) of Microcystis aeruginosa. Researching the extraction efficiency under the suitable temperature, so tha...
A Study on Water Demand Load Estimation by Using Unit of Living Water - Focused on Micro Water Supply Area in Daegu City
Water Supply Area Water Demand Estimation Basic Unit Water for Living Smart Water Grid
2013/3/9
Water supply capability has been significantly reduced as water demand has been increased due to changes of the world's weather, causing the increase of drought frequency, and urbanization. In terms o...
Assessment of the Spatial and Temporal Water Eutrophication for Lake Baiyangdian Based on Integrated Fuzzy Method
Eutrophication Evaluation Fuzzy Method Spatial Variation Temporal Variation Lake Baiyangdian
2013/3/8
Water quality evaluation entails both randomness and fuzziness. Considering that water eutrophication evaluation involves many indices, different classifications and interval values, fuzzy variable se...
Problematic of Drinking Water Access in Rural Area: Case Study of the Sourou Valley in Burkina Faso
Drinking Water Chemistry Bacteriology Pollution Sourou Burkina Faso
2013/3/8
Safe drinking water access for rural populations in developing countries remains a challenge for a sustainable development. The study aims to investigate the drinking water quality and the factors aff...
Chemical and Geological Control on Surface Water within the Shade River Watershed in Southeastern Ohio
Shade River Watershed STAR Grant Stream Water USEPA Criteria Mineral Stability Total Phosphate
2013/3/8
The under-sampled middle and western branches of Shade River Watershed (SRW) in SE Ohio were investigated as part of the Ohio University—U.S. Environmental Protection Agency (EPA) STAR grant. This pro...
Assessment of Water Quality of Euphrates River Using Cluster Analysis
Cluster Analysis Surface Water Euphrates River Iraq
2013/3/12
Multivariate statistical method including cluster analysis (CA) was used to assess temporal and spatial variations in the water quality of Euphrates River, Iraq, for a period 2008-2009 using 16 parame...
The Quality and Health Implications of Urban Irrigation Water Used for Vegetable Production in the Accra Metropolis
Irrigation Water Coliform Bacteria Enterobacteriaceae Heavy Metal
2013/3/12
The quality of irrigation water from different sources used by urban farmers in the Accra Metropolis was investigated. These were, tap water stored in dugout, surface water (from stream) and wastewate...