power generation fish diversion Articles

  • International Day for Biological Diversity - A retrospective on 2012’s wettest summer

    International Day for Biological Diversity (IDBD) is fast approaching, and this year falls on Sunday, May 22nd. The global campaign was designed by the UN General Assembly to increase awareness and understanding of some of the world’s most important biodiversity issues. In honour of this, we wanted to look back at what was one of the wettest summers on record in 2012 – and one of the ...


    By Aquaread Limited

  • Underwater Robots Perfect for Power Production

    Underwater exploration, fish farms, dive jobs, marine research, municipal and commercial water utilities are obvious industries for the utilization of Deep Trekker mini-ROVs and pipe crawlers. However another industry that has seen remarkable success integrating underwater inspection robots is energy production. Diverse methods of creating energy provide a number of applications which benefit ...


    By Deep Trekker Inc.

  • The number one thing we can do to protect Earth’s oceans

    Marine governance favors consumption and commerce over conservation. Here's what we can do about it. When New England fishers complained of working harder and harder to catch fewer and fewer fish, Spencer Baird assembled a scientific team to investigate. Though a fishery failure would once have seemed inconceivable, Baird wrote in his report, “an alarming decrease of the ...


    By Ensia

  • Release of the 2006 IUCN Red List of Threatened Species reveals ongoing decline of the status of plants and animals

    The number of known threatened species reaches 16,119. The ranks of those facing extinction are joined by familiar species like the polar bear, hippopotamus and desert gazelles; together with ocean sharks, freshwater fish and Mediterranean flowers. Positive action has helped the white-tailed eagle and offers a glimmer of hope to Indian vultures. Geneva, Switzerland, 2 May 2006 (IUCN) – The ...

  • Soy entering valuable wetlands of the Paraná Delta, Argentina

    Due to the enormous emphasis on soybean cultivation within Argentina, activities such as cattle raising but also the cultivation of soybeans are increasingly pushed to more marginal and vulnerable areas, where the cost of land is lower. The Paraná Delta, one of the most unique and important wetlands regions in the world, is one of these places. Although the region is not ...


    By Wetlands International

  • Non-Ionising Radiation

    Pressures on the environment may occur through chemical, physical and biological agents. The subject of this study is physical agents, where physical fields are examined. Physical fields are part of the natural environment. Depending upon their properties and the surrounding conditions, physical fields are transmitted through the spaces in which we live, potentially affecting human health and ...

  • Biomimicry: solutions hidden in plain sight

    Some call it arrogance, the way human beings believe it is possible to out-smart nature with science and technology. Now, Houston and other large cities deal with excessive water runoff as a result of cutting down forests and paving over prairie. The fish in most ...

  • The natural way to clean wastewater

    John Todd founded Ocean Arks International in the 1980s, where he started to experiment with processes that mimic natural ways to purify wastewater. He built a greenhouse and ran sewage through a series of tanks, with plants suspended in the flowing waters, and constructed marshes made of sand and gravel. No chemicals were added, but plenty of aquatic creatures from snails to small fish were ...


    By BioCycle Magazine

  • BioCycle World - March

    NYC Expands Mandatory Food Waste Law In early February, after determining that sufficient organics processing capacity is available to allow for an increase in food waste diversion, the New York City Department of Sanitation (DSNY) announced new rules under Local Law 146 of 2013 to expand the city’s existing commercial organic waste separation program. Food-generating businesses ...


    By BioCycle Magazine

  • SolarBee Technical Bulletin

    A. SOLARBEE OVERVIEW 1. Origin of the SolarBee. Pump Systems, Inc. (PSI) developed, built and installed its first solar powered mixer in Dickinson, ND, in the summer of 1998. It was installed into a 30 acre x 13 foot deep municipal wastewater reservoir which had a long history of toxicity associated with ammonia, odor, and stratification problems. In six weeks the entire reservoir cleared up to ...


    By Medora Corporation

  • From electronic noses to invasive bees, 15 surprising trends for 2017

    What should we be thinking about when we think about the future of biodiversity, conservation and the environment? An international team of experts in horizon scanning, science communication and conservation recently asked that question as participants in the eighth annual Horizon Scan of Emerging Issues for ...


    By Ensia

  • The number one thing each of us can do to protect biodiversity

    Reducing our consumption of animal products can go a long way toward conserving endangered habitat around the world. Agriculture expansion is the leading driver of natural habitat loss worldwide. However, most of this growth is not to produce vegetables, fruits or grains to be eaten by people. Ecosystems are destroyed overwhelmingly to feed livestock. Livestock production ...


    By Ensia

  • If lead ammunition is bad for people and the environment, why do we still use it?

    Concerns about regulation, skepticism about the science and misperceptions about costs are slowing the transition to nontoxic alternatives. Andrea Goodnight knows firsthand what lead poisoning looks like. A veterinarian at the Oakland Zoo, Goodnight treats endangered California condors when testing shows dangerous levels of the toxic metal in their blood. If ...


    By Ensia

  • Environmental Situation in Africa

    Abstract Africa The economic and social needs of Africa depends more on its environmental resources but these natural resources are seriously declining and that is really effecting the entire region. Sustainable development in this rapidly changing region has become an imperative, and must take place in the complex context of a diverse and changing ecosystem, political transition and evolution ...

  • Nature and humans, together again

    Humans have been “framed out of the picture” when it comes to documenting nature, says Conservation International executive vice president and senior scientist M. Sanjayan in the opening of a new series, “EARTH A New Wild,” which premiers Feb. 4 on PBS. Sanjayan and producer David Allen — “probably the finest natural history filmmaker out there today,” ...


    By Ensia

  • ASTM Standards Help Meet Need for Clean Water

    The new ASTM Water Portal provides a single access point to standards and related information about ASTM International’s diverse committees working to protect and monitor this vital global resource. Clean and safe water is the underpinning of the quality of life for people around the world. Global economies depend on water, whether it’s to support the manufacturing of goods ...


    By ASTM International

  • What will it take to get plastics out of the ocean?

    From drones to filters to artificial islands, innovators are working to reduce the threat thousands of tons of trash pose to marine ecosystems. A few palm trees stand strong in the salty breeze. Located on the southern tip of the Pacific island chain of Hawaii, Kamilo Beach is an isolated stretch of black volcanic shoreline in the middle of nowhere. Just a few hundred yards ...


    By Ensia

  • Assessment of the Environmental Impact of Military Activities During the Yugoslavia Conflict

    1. Executive Summary Assessment Method:The study was carried out over a period of ten days by a team of expert staff from the Regional Environment Center for Central and Eastern Europe (REC) and other contracted country experts. A framework was prepared by REC headquarters and the REC's country offices in the five selected countries gathered information and data. Additional ...

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