Category Archives: Pollution

MBBR Technology in Wastewater Treatment

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Moving bed biofilm reactor (MBBR) is a biological technology used for wastewater treatment process suitable for municipal and industrial application. Another common name is moving bed film reactor. It was invented in the 1980s. MBBR offer an economical solution for wastewater treatment. STP MBBR technology is the use of a moving bed biofilm reactor in sewage treatment plants. MBBR wastewater treatment system enables efficient results of the disposal using low energy. The technology is used to separate organic substances, nitrification and denitrification. MBBR design is made of an activated sludge aeration system. The sludge is collected on the plastic carriers … Continue reading →

The Promise of Bioremediation

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Ecosystems are permanently challenged with the abundant release of toxic compounds into the environment due to a wide range of anthropogenic activities. Apparently, contamination with oil spills and oily waste disposal are a major global concern since it’s extensively damaging the biodiversity, threatening the public health and has severe ecological and socioeconomic consequences. For example, in 1989, thousands metric tons of crude oil spill in Alaska, led to a massive loss in the marine life as well as several long-term environmental impact. Minor oil spills and non-point oil contamination are no less threats to public health, biodiversity and environment. Awareness … Continue reading →

5 Biggest Environmental Problems Ukraine is Facing

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In the last few years, global awareness of environmental problems has increased. The Ukrainian government has not been successful in meeting EU standards for air pollution, and there is little progress in reversing the trend. Read on to know the top environmental issues being faced by Ukraine: 1. Air Pollution This is the most well-known pollution problem in Ukraine. It usually occurs on hot summer days when air from forest fires pollutes cities near forests and peat bogs near industrial areas. The thickness of smog in the air in these cities makes it impossible to see any buildings in the … Continue reading →

Hazardous Waste Management in Qatar: Progress and Challenges

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A country with an abundance of raw materials, cheap labor, and a rising demand for energy, Qatar needed to diversify its industrial sector in the 1970s. From then onwards, the use of fertilizers, petrochemicals, and gas liquefaction plants have grown exponentially. The magnitude of hazardous waste and the pollution to be produced from different streams have not been thoroughly considered, but Qatar has taken serious steps to implement commitments for sustainable development by passing laws and treaties, such as law No.4 in 1981 issuing safeguards and providing requirements for the protection of the environment, and by signing onto treaties such … Continue reading →

A Message on Earth Day

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Earth Day has now grown into a global environmental tradition making it the largest civic observance in the world and is widely celebrated event in which over one billion people from over 190 countries will participate by taking suitable actions for saving our mother Earth. The Earth Day was first organized in 1970 to promote respect for life on the planet and to encourage awareness on air, water and soil pollution. Each year a different theme or topic is selected. The theme of Earth Day 2018 is ‘End Plastic Pollution’. Plastic pollution is poisoning our oceans and lands, injuring marine life … Continue reading →

What Are the Environmental Benefits of Electric Cars

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People are moving away from driving gas-powered vehicles at a tremendous rate for financial and environmental reasons. We have looked at a few key areas where using electric cars will benefit us in the areas we live in and in our wallets. Considering the first Tesla to hit the road was less than twenty years ago (2003), we have seen a dramatic shift towards electric vehicles from small manufacturers all the way through to major car producing companies. This shift has enormous environmental benefits for all of us and will continue to do so for generations to come. 1. Clean … Continue reading →

VeryNile – Keeping the Nile Alive

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Over the last decade we have become increasingly alarmed at the amount of plastic in our oceans. More than 8 Million tons of it ends up out oceans every year and if we continue to pollute at this rate, there will be more trash than fish by the year 2050. By the way, there are 3.5 Trillion fishes in the ocean now. Where does all this waste come from? After analyzing waste in rivers and surrounding landscape, researchers found that most plastic waste comes from rivers; and 90% of this waste comes from only 10 river systems. One of them, … Continue reading →

Nile – The Lifeline of Egypt

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The Nile always played a key role in the lives of Egyptians. It made living in the desert possible, provided drinking water; it was a source of irrigation and most importantly created fertile soil that allowed for growing crops to feed the masses. The Nile also offered an ideal means of transport for goods and people thus causing development of boats and other water traveling methods. During the course of history, using the Nile for trading with other countries proved easier and safer than land. The trip from northern to southern Egypt would have been very strenuous if it wasn’t … Continue reading →

Cleanliness is Next to Greenliness

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There are usually many objectives of cleaning a home or office and the things in it. One of them is to achieve a certain level comfort and freshness while the other is to maintain the aesthetic appeal of the space around. However, when it comes to choosing the right cleaning products and technologies, it is important and beneficial to go the eco-friendly way. Many manufacturers, in a bid to reduce their carbon footprint, are striving to come up with cleaning products that are made from environmentally-friendly ingredients. Such products are not only safer or less toxic to use, but also … Continue reading →

المبيدات الزراعية الكيماوية

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عمل الإنسان منذ عصور قديمة على إفساد البيئة التي يعيش فيها وأخل بتوازنها وجلب لنفسه مخاطر ومشاكل عديدة لم يقدر على تحملها ، من جراء كثرة الملوثات مثل نفايات المصانع والمنازل والمزارع ومخلفات المدن والمواد البلاستيكية ووسائل النقل والمبيدات والأسمدة …وتعتبر المبيدات الزراعية من أهم وأخطر ملوثات البيئة فهي مواد كيميائية سامة تستخدم لمكافحة الآفات وتؤثرعلى العمليات الحيوية للعديد من الكائنات الحية ، وهي أيضاً سامة للإنسان والحيوان. وقد أحدث الإنسان تغييراً في التوازن البيئي في مناطق عديدة، بإستغلاله لها واستثماره لأرضها، فعدد الحيوانات التي تعيش في المناطق إنقرضت بسبب الإخلال في التوازن، وأصبح يتزايد على نطاقات واسعة، وهذا السبب … Continue reading →

الضرر البيئي الناتج عن الصناعة

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ان العالم حولنا يتأثر بكل ما نفعله، من استهلاكنا للطعام، الى الكهرباء التي نستعملها. ولكن الواقع لم يكن دائما على هذا الحال. الثورة الصناعية غيرت طرق الانتاج والأكل والطاقة وكذالك الصحة والتكنولوجيا الصناعية. الثورة الصناعية بدأت الثورة الصناعية في منتصف القرن السابع عشر (م)، عندما كانت اعداد سكان العالم قد شارفت على العودة الى مستوياتها الطبيعية التي كانت قد تأثرت بالوفيات الناجمة عن الطاعون الاسود الذي قضى على 75 مليون انسان سنة 1300م. وبسببها ارتفعت اعداد سكان الارض الى المليار في سنة 1800، ومن ثم الى ضعف ذلك في سنة 1926. في بداية القرن الواحد والعشرين كانت اعداد السكان قد … Continue reading →

الأكياس البلاستيكية – مشكلة العصر

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الجميع ينشد التحضر ويعبر عن رغبته في توفير متطلبات العيش في بيئة نظيفة وصحية، لكن غالبية المكون الاجتماعي تسلك طريق مغاير لذلك الهدف البيئي والانساني، إذ يعمل الكثير من الافراد في تبني سلوك يتعارض مع ذلك المنهج والمعنى الحضاري، ومن المظاهر السلبية التي إستوقفتنا في هذا السياق والتي يعتبرها البعض ثقافة وحضارة، الاستخدام غير الرشيد للأكياس البلاستيكية، وبالاخص الخفيفة منها التي تجد طريقها الى الساحات العامة والشوارع والممرات وتأخذ في التطاير وتشويه المنظر الجمالي للقرية والمدينة، إذ نجدها معلقة بكثرة على أغصان الاشجار وإعلانات واجهات المتاجر والاسلاك على إختلاف أنواعها، ومتناثرة في الحدائق العامة وعلى شواطئ البحر وفي المياه البحرية … Continue reading →