Biological Surveys Articles

  • Surveying and mapping the nearshore Underwater topography of Zhuhai delta island - Case study

    project background :due to Zhuhai delta island nearshore’water too shallow ,great ship can not drive closely, Artificial boating surveying and mapping is require much time and effort  ,can not get accurate data and unsafe Equipment:Surveying and mapping unmanned ship(ME70、pilot) 、2 Sounding instruments ...


    By Oceanalpha Co., Ltd.

  • Message, method and messenger – a literature survey and typology for planning strategic advocacy

    This review of the literature on the evolution of strategic communications in international development provides a framework for assessing advocacy strategies and tools and reviews the current challenges to influencing local sanitation budgets and expenditures through the use of such tools. Effective advocacy is often necessary to achieving changes in budgetary allocations, and shaping how ...


    By IWA Publishing

  • RCBWG Releases Summary of Best Practices Survey on Engaging Faith Communities

    SCB's Religion and Conservation Biology Working Group (RCBWG) released a summary of the its Best Practices Survey of SCB members on engaging faith communities. Conducted on behalf of RCBWG from May 31-September 10, the results of this survey underscore the benefits to conserving biological diversity when ...

  • British antarctic survey team – Containerised waste disposal incinerators - Case Study

    TodaySure™ was selected to supply two containerised incinerators for the South Pole, which is the most pristine wilderness on Earth. Working in extreme temperatures and climate conditions, the units are designed to dispose of food scraps and sludge from the biological treatment ...


    By Todaysure Matthews

  • Case Study - Lacustrine: Underwater Resistivity Surveys

    Lake Travis – Austin, Texas Objective:  Locate buried pipeline and map the limestone bedrock surface Site:  Lake Travis, near Austin, Texas USA during the AGI Marine Resistivity Seminar Date:  May 1, 2014 and May 7, 2015 Instrument:  SuperStingR8 WiFi, SwitchBox56, underwater marine cable with 28 electrodes spaced at 6m. ...


    By Advanced Geosciences, Inc.

  • Measuring the willingness to pay for drinking water quality improvements: results of a contingent valuation survey in Songzi, China

    The aim of this study is to elicit local residents' willingness to pay (WTP), by applying the contingent valuation method as a surcharge on their water bill, for a given improvement in the drinking water quality and the supply reliability. The mean WTP for the drinking water quality improvement program was estimated to be 16.71 yuan (0.3% of total household income). The results note that more ...


    By IWA Publishing

  • Evaluating the extent of pharmaceuticals in surface waters of the United States using a national‐scale rivers and streams assessment survey

    To assess the potential exposure of aquatic ecosystems to active pharmaceutical ingredients, the authors conducted a national‐scale, probability‐based statistical survey of the occurrence of these compounds in surface waters of the United States. The survey included 182 sampling sites and targeted rivers with close proximity to urban areas. The 46 analytes reported represent many classes of ...


    By John Wiley & Sons, Ltd.

  • Pharmaceuticals and other anthropogenic tracers in surface water: A randomized survey of 50 Minnesota lakes

    Water from 50 randomly selected lakes across Minnesota, USA, was analyzed for pharmaceuticals, personal care products, hormones, and other commercial or industrial chemicals in conjunction with the US Environmental Protection Agency's 2012 National Lakes Assessment. Thirty‐eight of the 125 chemicals analyzed were detected at least once, all at parts per trillion concentrations. The most widely ...


    By John Wiley & Sons, Ltd.

  • The usefulness of a handwashing proxy in large household surveys

    Handwashing with soap is a cost-effective way of reducing diarrheal disease mortality in children under 5. Tracking this practice among child caretakers is a challenge, as the gold standard method – structured observations – is cumbersome, costly, and conducive to over-performance. The water, sanitation, and hygiene (WASH) field needs a valid, reliable proxy to track ...


    By IWA Publishing

  • Public perceptions of recycled water: a survey of visitors to the London 2012 Olympic Park

    The Old Ford Water Recycling Plant, operated by Thames Water, was used to supply non-potable recycled blackwater to some of the venues at the London 2012 Games. In an effort to learn from this experience, Thames Water commissioned a survey of visitors to the Olympic Park during the Games to explore public responses to the water recycling project. Results show a very high level of support for ...


    By IWA Publishing

  • Case study - Beach erosion solution

    WKC provided a major, international hotel chain with a solution for their beach erosion problems at one of their flagship hotels in Abu Dhabi, UAE. One of WKC’s valued clients operates a prime, waterfront hotel that sits beside an artificially dredged coastline, with guests enjoying a carefully sculpted beach. Over time, it had become evident that the beach was being ...


    By WKC Group

  • Danish EPA Publishes Number of Reports Concerning Nanomaterials

    The Danish Environmental Protection Agency (EPA) published on March 6, 2015, the following reports concerning nanomaterials: Survey of products with nanosized pigments -- Focusing on products exempt from the Danish Nanoproduct Register: The main focus of ...


    By Bergeson & Campbell, P.C.

  • Terrex spatial survey & Map remote Australia - Case Study

    Surveyors in Australian Outback depend on rugged mobile technology to navigate and map remote regions in paperless field surveys. Challenge Navigate, survey and map remote regions in central Australia known for its bright sun and harsh winds. Solution A paperless field survey solution with Algiz 10X rugged tablets that can handle the ...


    By Handheld Group AB

  • Assessing global water risks and source water vulnerabilities case study

    Challenge: One of the largest multinational beer, wine and spirits companies in the world, and a widely regarded global leader in sustainability, retained Antea Group's Global Corporate Consultancy team to assess localized water stress conditions throughout its global operations. The company wanted a prioritization of local risks against the best available internal and external data. ...


    By Antea Group - USA

  • Archaeological survey 2

    The site of the Meadows’ Wesleyan Cemetery in the Adelaide is thought to contain more than 130 unmarked graves. This site initially had a chapel constructed on it in 1840 and the first burial in 1855.  The initial chapel was replaced by a more substantial stone building in 1856.  Burials continued in this cemetery sporadically until the 1940’s although the site became less ...

  • Geological Survey Department - Case Study

    Client Geological Survey Department Country Cyprus Background and objective The third largest island in the Mediterranean Sea is battling the subterranean penetration of salt water and long periods of drought, which cause water shortages. Water management in jeopardy The semi-arid climate on Cyprus makes great ...


    By Eijkelkamp Soil & Water

  • Compare active and passive cables

    Active cables refer to the cable with electronic part in the cable. Control and ADC in resistivity system controls the electronic parts in the cable, which controls the current injection. Passive cables refer to the cable with no electronic part in the cable. One of the advantage of passive cables is its ability to borehole and marine surveys, operator can put passive cables in water. Putting ...

  • Crosshole resistivity survey case study 2

    Crosshole resistivity survey to search out industrial waste water This exploration survey used the crosshole resistivity technique to observe whether or not an industrial waste water plant is leaking. Chemical analyses found that this specific waste water has a low resistivity compare to normal groundwater. Our recent example shows at depth of 45m a comparatively high resistive zone fabricated ...

  • Investment returns in the water industry: a survey

    Although the water industry has become a topic of growing importance in the past decade, research on the returns on water investment is scarce. This paper provides a background to the development of the water industry, reviews existing studies on the performance of water investments, and identifies the research challenges in this area. The review finds that there are various ways for private ...


    By Inderscience Publishers

  • Ecological characteristics of plankton and aquatic vegetation in Lake Qiluhu

    Investigations of the phytoplankton, zooplankton, zoobenthos and aquatic vegetation in Lake Qiluhu were carried out in February, 2009. Over the whole lake, 13 sampling sites were set up for the analysis of phytoplankton and zooplankton, and 22 profiles for the collection of macrophytes and zoobenthos. In the survey, 7 phyla, 65 algae species were identified. The average abundance of ...


    By IWA Publishing

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