nutrient concentration Articles

  • Rapid decline in biodiversity: a threat to survival of humankind

    Biodiversity, coined from two words; Biological Diversity simply refers to the variety and variability of life forms (plants, animals and micro-organisms) on earth. In other words, it is the totality of genes, species, and ecosystems in a region. Thus, biodiversity can be divided into genetic diversity within specie, Specie diversity within a community in an ecosystem as well as the more complex ...


  • Wastewater Mining and Reuse: Creating Benign Future Scenarios

    Wastewater mining: In addition to being perhaps the most uninviting combination of words, it sounds like a most unlikely idea. But for almost 30 years, Aqueonics, now headquartered in Greenville, SC, has pioneered such systems, starting in the ’80s, with its first wastewater mining project. For that project, Aqueonics provided an onsite or decentralized treatment system for a developer in ...


    By Aqueonics, Inc.

  • Who Says Charity has to Cost Money?

    It is a rare and delightful occurrence when altruistic motives and the quest for profit coincide in such a way that following one begets the other.  The reuse and recycling of waste water is just such a project, especially in industrial applications replacing municipal potable drinking water supplies.  When one considers the fact that more than a billion people in the world are without ...

  • Modeling BMP’s in Sensitive Areas with xpswmm - King’s Beach Watershed Improvement Project - Case Study

    Introduction Located on the border of California and Nevada, Lake Tahoe (the Lake) is the largest alpine lake in North America. It is known for its scenic beauty and outstanding lake clarity. However, the clarity of the Lake has been declining since the mid-1960s because of the deposition of fine particles and nutrients from urban runoff and the growth of aquatic organisms that feed off the ...


    By XP Solutions

  • Advanced Water Quality Techniques Course

    Abstract:The development of a strategic water quality monitoring program is based on prioritizing risks to public safety and economic reality. The development of global standardized methods and protocols for automated water quality monitoring would facilitate international communication of water quality information and comparison of standardized methods and protocols. The three primary methods ...


  • Nitrogen and carbon removal thanks to bacterial processes in a single stadium system ( PRiBioAC 3S ) in wastewaters with high organic and nitrose load

    Biologic procedure for nitrogen and carbon removal in a single step system (PriBioAC 3S) from zootechnical sewage with an high organic and nitrogen level. A solution for nitrate problem Paolo Broglio (paolo.broglio@ecologia-applicata.it) - Ecologia Applicata S.r.l. Services for Ecology Scientific Organization of Environmental ...


  • Challenges at MSW Landfill Sites

    Covering the day’s trash at the landfill Today’s municipal solid waste (MSW) landfills are much more than places to dump household trash. They’re engineered facilities that are designed to hold and isolate the trash from the environment and are governed by both federal and state regulations. Landfill designers and operators face two main challenges ...


    By FINN Corporation

  • Food security: Facts and figures

    Food security is deeply connected to other development challenges and poor health. Michael Hoevel traces the links. Food security addresses one of humankind’s most fundamental needs — access to a nutritious and adequate diet. It is also seen ...


    By SciDev.Net

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