solar air conditioning Articles

  • Monitoring Water Quality Runoff From a Coalmine

    Intelligent Monitoring Solutions from dataTaker CAS DataLoggers provided the intelligent datalogging solution for an open-cut coalmine managing a high salinity water runoff into local retaining dams. The water from these dams could only be released into the local river system when it was of sufficient quality to have no effect on the irrigation of the surrounding farming district. ...


    By CAS DATALOGGERS

  • Cyanobacteria successfully monitored and controlled by using ultrasound

    Cyanobacteria- also known as blue-green algae- cause problems when blooming in lakes, ponds and reservoirs. Mainly due to the production of toxins, cyanobacteria cause fish kill and the death of other aquatic animals. They also affect human beings, causing paralysis and skin irritation, and they are even thought to be related to the occurrence of liver cancer. In drinking water reservoirs, the ...


    By LG Sonic

  • Charting economic climate

    The economic climate affects our day-to-day lives. Work activities are intricately interconnected with social well-being which in turn effects family harmony and trickles on down to impact personal wherewithal. Still, 'climate' is what it is. There is nothing any of us alone can do about it. At the same time, however, how we think about it tends to shift the reality we experience day to day. ...


    By Universal Pultrusions LLC

  • CPV market starts to gain momentum

    Talk of a concentrating photovoltaic (CPV) market that is about to take off will court derision from some quarters, with sceptics arguing that they’ve heard it all before. But this industry has undoubtedly matured in recent times, and there is very good reason to believe that CPV deployments will rise and rise, offering a great opportunity for makers of triple-junction cells that can fulfil ...


  • Ozone Brings Better Bottled Water

    The proliferation of bottled beverages worldwide and an increased awareness of consumer health issues have beverage bottlers rethinking how to keep their liquids safe for consumption. One problem they face is the need to deliver a product that is free of bacteria, to provide extended shelf life and product quality. Ozone has quickly become the disinfectant of choice among water bottlers ...

  • Gas detector communication technology for offshore oil and gas platforms

    In few applications is safety as important as on offshore oil and gas platforms. Explosive hazards from hydrocarbon gases and vapours are an ever-present risk, whilst toxic hydrogen sulphide gas and depleted oxygen environments can pose significant risks to personnel. Gas detectors are therefore essential to provide dependable early warning of gas hazards. Gas detectors are permanently installed ...

  • Q&A: Patrick Wagnon on glaciers and climate change

    Patrick Wagnon is a glaciologist at the Institute of Research for Development in France, and a visiting scientist at the International Centre for Integrated Mountain Development in Kathmandu, Nepal. As a global ‘glacier chaser’, he has summited some of the highest mountains in the world, including the 8,516 metre Lhotse in the Himalayas. In 2001, Wagnon and his fellow glaciologist ...


    By SciDev.Net

  • After Rio+20, developing countries must take the lead

    Last week's summit has confirmed that sustainable development will only be achieved through the political leadership of developing countries. Two and a half years ago, the Copenhagen climate change conference (COP15) ended in rancorous and highly public disagreement between developed and developing nations on what was needed to prevent further ...


    By SciDev.Net

  • Watching for Signs of Climate Action in the State of the Union Address

    When President Obama addresses the nation on Tuesday, climate change is expected to be featured. The president recently said that one of his personal passions is “leaving a planet that is as spectacular as the one we inherited from our parents and our grandparents.” The next two years will determine if his administration can meet this standard. Seven months have ...

  • CoirGreen™ Geotextiles - An Effective Soil Erosion Prevention Method

    “The different coir types and their characteristics have made coir the most versatile natural fiber ...


    By CoirGreen

  • Bird Repellents…Without Them, You`ll Pay Through the Beak

    Why bird repellents, you ask? They sing, bob their heads, flutter their wings and coo. Who can resist the cute little things? In cages, and in small numbers in trees and forests, they"re no bother at all. But nesting in flocks on your property, they soon become pests. Here"s why. Birds Cost Us Millions Every Year Pest birds cause millions of dollars of damage annually to motor ...


    By Bird-B-Gone, Inc.

  • Long-term noise monitoring – how a new approach leads to a better result

    Good Neighbours Limit their Noise Impact Long-term noise monitoring has taken place in various applications for many years. Business such as airports, power stations, refineries, mines, etc., may be required to perform continuous noise monitoring to ensure legal operating conditions are not breached, and to demonstrate to local authorities and communities that the business continues to be a good ...

  • Introduction to the BioCar Nature Based Transportation Systems

    The people of the world are rapidly growing aware of the full impact of current transport systems upon their safety, economy, health and environment. This has not been lost on the major auto companies who have spent millions of man-hours and billions of dollars over the last decade in pursuit of the Next Generation Vehicle. But they have little to show for their efforts having been increasingly ...


  • Envision 2050: The Future of Transportation

    What will transportation be like in 2050? Will we all be stuck in one giant traffic jam? Flying to our appointments in personal airborne delivery systems? Teleporting ourselves and our stuff around? Or not going anywhere at all? In large part, the answers to these questions will depend on how we answer two other questions today: What would we like it to be like? And what would it ...


    By Ensia

  • Stormwater Management for Urban Environments

    IntroductionElmhurst College, a hundred-thirty-five year old private learning institution, is proceeding with a campus redevelopment project that will include a one hundred seventy bed residence hall. In addition, the college continues to be a role model for sustainable site design and an educational resource for both students and the community.The need for additional housing, due to ...


    By Advanced Pavement Technology

  • Service Life Considerations in Relation to Green Building Rating Systems: An Exploratory Study, in collaboration with Morrison Hershfield Limited.

    Untitled Document EXECUTIVE SUMMARY This is the final report of the exploratory phase of a study of durability and service life issues related to green ...

  • 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 ...

  • Can we bury the carbon dioxide problem?

    Seriously — carbon capture and storage could be a game-changer. Mention “carbon capture and storage” — the process of trapping carbon dioxide produced in fossil-fuel burning or other industrial processes and burying it underground — in polite company, and you’re likely to be pounced on. It’s absurdly expensive. It can never be rolled ...


    By Ensia

  • Ask Enhesa Vol. 4 - China Special

    Featuring contributions from Elaine Ye, Siyang Song, Taotao Yue and Chia-Chen (Evelyn) Chuang ...

  • The Culligan UF-P2 water filtration system - smart well technology for disaster response & beyond

    A Longstanding Commitment to Innovation & Philanthropy As a global leader in water treatment, Culligan has developed innovative industrial and commercial water treatment systems for over 70 years. The company's worldwide network, strong service capability and revolutionary technology offers customers one source for end-to-end water treatment solutions tailored to help meet their ...


    By Culligan Water

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