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Fish washed ashore due to low oxygen concentration – University of Ghana researchers
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Kimyasal Oksijen Talebini (Cod) Analiz Pazar Büyüklü?ü 2021 Sektör Pay?na Göre, Temel Bulgular, ?irket Profilleri, Büyüme Stratejisi, Geli?en Teknolojiler, Talep, Yat?r?m F?rsatlar? ve Bölgelere Göre 2026 ya Kadar Tahmin – Haber Radikal
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A License to Pollute at Fortuna Silver Mines in Oaxaca
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New Delhi: Innovative technologies by an IIT Kharagpur-based center of technological excellence focusing on water purification have helped deliver clean and safe drinking water and also manage floods in several states across the country.
An efficient, low-cost, nano-filtration-based technology by The Centre for Technological Excellence in Water Purification (CTEWP) housed in IIT Kharagpur has ensured access to safe and clean drinking water free of heavy metals for 25,000 people in three different locations in Telangana and Andhra Pradesh.
The prototype of the highly compact vertical modular nanofiltration membrane system designed for removal of heavy metals from the groundwater was developed by the Membrane Separations Laboratory, CSIR-Indian Institute of Chemical Technology (IICT), with support from the Department of Science and Technology (DST) Water Technology Initiative (WTI). With a capacity of 100 – 300 Litre per hour(L/h), the system based on a membrane technically
Key Takeaways
What Is Happening? The U.S. Environmental Protection Agency (EPA) finalized the 2021 National Pollutant Discharge Elimination System (NPDES) Multi-Sector General Permit (MSGP) for stormwater discharges associated with industrial activities, which will take effect and supersede the 2015 MSGP on March 1, 2021.
Who Is Impacted? Short term: industrial facilities in jurisdictions where EPA is the NPDES permitting authority. Longer-term: industrial facilities in states that model their NPDES stormwater general permits after EPA’s MSGP.
What Should I Do? For industrial facilities with current coverage under the 2015 MSGP, prompt attention to permit requirement changes is prudent to ensure that all necessary updates to facilities’ Stormwater Pollution Prevention Plans (SWPPPs), a prerequisite of coverage renewal, are made and implemented prior to the May 30, 2021 coverage renewal deadline.