Results 11 to 20 of about 1,822,462 (337)

Keeping Clean Waters Clean: Making the Clean Water Act's Antidegradation Policy Work

open access: diamondUniversity of Michigan Journal of Law Reform
This Note stresses the importance of making the Clean Water Act's antidegradation policy work in order to avoid a system of national waters of equally mediocre quality. The Nation's highest quality and most important waters are not receiving appropriate protection under the Act because the antidegradation policy contains vague definitions, the states ...
John Chilson
openaire   +2 more sources

Experimental study on characteristics of grounawater fracture in coalmine overlying rock

open access: yesMeitan kexue jishu, 2023
The seepage characteristics of groundwater in the overlying fissures are the key factors to be considered in the later maintenance of coal mining and goaf, especially in the underground reservoir construction area of coal mines.
Haixiang LI   +4 more
doaj   +1 more source

Water Reuse Planning for Fulfilment of Clean Water in Indonesia [PDF]

open access: yesE3S Web of Conferences, 2020
The number of clean water needed will always increase when the number of the population still shows growth. It must have the same level from the supply and demand or the supply of clean water has higher than the demand for clean water.
Aru Yudhantoro Wedo   +2 more
doaj   +1 more source

Effect of fissure angle on energy evolution and failure characteristics of fractured rock under uniaxial cyclic loading

open access: yesScientific Reports, 2023
To study the influence of fissure angle on the rock damage process and energy evolution characteristics, uniaxial cyclic loading and unloading tests were conducted on fractured rock specimens with different prefabricated fissure angles. The stress–strain
Yongqiang Zhao   +4 more
doaj   +1 more source

STUDI PERENCANAAN SISTEM DISTRIBUSI AIR BERSIH PADA GEDUNG DITRESKRIMSUS KEPOLISIAN DAERAH JAWA TIMUR [PDF]

open access: yes, 2023
The plumbing system is an inseparable part of a high-rise building. The plumbing system is used for various purposes such as providing clean water and distributing sewage and waste water.
Adjie, M. Aziz Krisna
core  

Portable seawater desalination tank [PDF]

open access: yes, 2020
As a result of the hot and dry weather caused by the El Nino phenomenon or the overheating weather that struck our country, water supply dams and rivers supplying raw water resources for water treatment plants in all state were declined (Termizi, 2017 ...
Abd Rahman, Misbahul Muneer   +4 more
core   +1 more source

Pemberdayaan Masyarakat Berbasis Teknologi Tepat Guna Melalui Instalasi Pengolahan Air Bersih Skala Rumah Tangga di Dusun Kulim Jaya Kabupaten Rokan Hulu

open access: yesJurnal Pengabdian UNDIKMA, 2023
This community service aims to increase the knowledge and skills of Kulim Jaya Village residents in making simple clean water filters on a household scale so that they can get access to clean water more easily.
Ika Daruwati   +2 more
doaj   +1 more source

The Clean Water Act actually cleans water [PDF]

open access: yesScience, 2018
Environmental Policy![Figure][1] Wastewater treatment conducted under the mandates of the 1972 Clean Water Act has lead to demonstrably cleaner rivers in the United States. PHOTO: DANITA DELIMONT/GETTY IMAGES Though the U.S. Clean Water Act has been in effect since 1972, evidence of its effectiveness has been unclear.
openaire   +1 more source

Rising food insecurity and the impacts of the COVID-19 pandemic on emergency food assistance in Michigan

open access: yesJournal of Agriculture, Food Systems, and Community Development, 2022
This study of eight types of emergency food assis­tance organizations in Michigan, USA, is the first statewide study of the COVID-19 pandemic’s impacts on the operations of these organizations.
Dorceta Taylor   +5 more
doaj   +1 more source

The Potency of Obtained Clean Water from Rainwater Harvesting in Sikka District

open access: yesJournal of Natural Resources and Environmental Management, 2022
Sikka District is one of the areas experiencing a clean water crisis because only 5.23 % of people have access to clean water in 2020. Therefore, rainwater management will be carried out to obtain clean water using roof top rainwater harvesting ...
Daniel Putra Pardamean Mbarep   +3 more
doaj   +1 more source

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