Results 11 to 20 of about 2,752,436 (316)

Automated Flood Depth Estimates from Online Traffic Sign Images: Explorations of a Convolutional Neural Network-Based Method

open access: yesSensors, 2021
Flood depth monitoring is crucial for flood warning systems and damage control, especially in the event of an urban flood. Existing gauge station data and remote sensing data still has limited spatial and temporal resolution and coverage.
Zhiqing Song, Ye Tuo
doaj   +1 more source

Arsenic Levels in Oregon Waters [PDF]

open access: yesEnvironmental Health Perspectives, 1977
The arsenic content of well water in certain areas of Oregon can range up to 30 to 40 times the U.S.P.H.S. Drinking Water Standard of 1962, where concentrations in excess of 50 ppb are grounds for rejection. The elevated arsenic levels in water are postulated to be due to volcanic deposits.
J C, Stoner, P D, Whanger, P H, Weswig
openaire   +2 more sources

An Evaluation of Statistical Downscaling Techniques for Simulating Daily Rainfall Occurrences in the Upper Ping River Basin

open access: yesHydrology, 2020
This study presents an exhaustive evaluation of the performance of three statistical downscaling techniques for generating daily rainfall occurrences at 22 rainfall stations in the upper Ping river basin (UPRB), Thailand. The three downscaling techniques
Sirikanya Cheevaprasert   +3 more
doaj   +1 more source

Historic drought and salinity intrusion in the Mekong Delta in 2016: Lessons learned and response solutions

open access: yesVietnam Journal of Science, Technology and Engineering, 2017
During the dry season of 2015-2016, the Mekong Delta had suffered the worst historic drought and salinity intrusion occurrence on record, causing heavy damages to nine coastal provinces (in total 13 provinces) of the Mekong River Delta.
Ngoc Anh Nguyen
doaj   +1 more source

Expenditure and service level data for water supply systems and sanitation facilities in Mozambique. [PDF]

open access: yes, 2013
This folder contains expenditure and service level data for water supply systems and sanitation facilities in Mozambique. Additionally a sample of the survey tools used to collect this data are provided.
IRC International Water and Sanitation Centre
core   +1 more source

Expenditure and service level data for water supply systems and sanitation facilities in Ghana [PDF]

open access: yes, 2013
Expenditure and services level data delivered by a variety of of water supply systems and sanitation facilities in Ghana. Primary data collection of household and water point surveys and secondary data was collected in 31 rural communities and four ...
IRC International Water and Sanitation Centre
core   +1 more source

Expenditure and service level data for water supply systems and sanitation facilities in Andhra Pradesh, India [PDF]

open access: yes, 2013
This folder contains expenditure and service level data for water supply systems and sanitation facilities in Andhra Pradesh Primary data collection of household and water point surveys and secondary data was collected from detailed household surveys ...
IRC International Water and Sanitation Centre
core   +1 more source

Water Volume Variations Estimation and Analysis Using Multisource Satellite Data: A Case Study of Lake Victoria

open access: yesRemote Sensing, 2020
The spatiotemporal changes of lake water resources objectively reflect not only the process of the water resources balance, but also the ecological environment changes in the lake area.
Yi Lin   +6 more
doaj   +1 more source

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