A Glance at Future Renewable Energy Systems

We have a lot of renewable energy sources in the past 50 years because of the hard work of scientists. But the problem is that these are very expensive and their productivity depends on the weather. Scientists are now trying to find out how alternate methods can be found. The source of energy that will supply […]

Management of Electronic Wastes

Electronic waste (or e-waste) is the fastest growing waste stream, and its disposal is a major environmental concern in all parts of the world, especially developing countries. More than 50 million tons of e-waste is generated every year with major fraction finding its way to landfills and dumpsites. In rich countries, e-waste comprises as much […]

This Is How We Keep Developing The Medical World

These days, we all know just how important it is to continue with developments in the medical world. Without continually moving forward, it will be almost impossible to come up with new treatments and recovery processes in the healthcare sector. Not only that, though, but the diagnosis of certain diseases will never be able to […]

Benefits of Anaerobic Digestion

Anaerobic digestion is a well-proven and widely popular organic waste management technology having multiple environmental, energy, economic and social benefits. Anaerobic digestion (also known as AD)  is the natural biological process which stabilizes organic waste in the absence of air and transforms it into biofertilizer and biogas. It is a reliable technology for the treatment […]

5 Things to Keep in Mind Before Buying a Projector

Many people buy projectors for a variety of reasons which may range from offering student-friendly classroom lectures to making a workplace presentation. The quality of any project becomes enhanced when it is accompanied by proper visual aids and sound explanations. When it comes to buying the right projector, it may become something of a difficult […]

Insights into Biomass Pyrolysis

Biomass pyrolysis is the thermal decomposition of biomass occurring in the absence of oxygen. It is the fundamental chemical reaction that is the precursor of both the combustion and gasification processes and occurs naturally in the first two seconds. The products of biomass pyrolysis include biochar, bio-oil and gases including methane, hydrogen, carbon monoxide, and […]

A Rubbish Clearance Robot Roams the Chicago River – Is It Coming Soon To Your River?

Remember when the Roomba made its debut in September of 2002? This was the small disc-shaped robotic vacuum cleaner that constantly roams around your house, intelligently learning the layout, and removing the trash on your floors without you having to lift a finger! A lot of people scoffed and thought it a silly concept but […]

Biorefinery – Source of Advanced Biofuels

A biorefinery is a facility that integrates biomass conversion processes and equipment to produce fuels, power, and value-added chemicals from biomass. A biorefinery is analogous to a petroleum refinery, which produces multiple fuels and products from petroleum. By producing several products, a biorefinery takes advantage of the various components in biomass and their intermediates, therefore […]

A Glance at Lignocellulosic Biomass

First-generation biofuels (produced primarily from food crops such as grains, sugar beet and oil seeds) are limited in their ability to achieve targets for oil-product substitution, climate change mitigation, and economic growth. Their sustainable production is under scanner, as is the possibility of creating undue competition for land and water used for food and fibre […]

Working of Modern Biogas Plants

An anaerobic digestion plant is a decentralized energy system, which can lead to self-sufficiency in heat and power needs, and at the same time reduces environmental pollution. The components of a modern anaerobic digestion plant include: manure collection system, anaerobic digester, effluent treatment plant, gas holder, and electricity generating equipment. The fresh organic waste is stored […]

Ultrasound-Activated Anaerobic Digestion of Sewage Sludge

Ultrasonic disintegration is a method for breakup of microbial cells to extract intracellular material. Ultrasound-activated sewage sludge disintegration could positively affect anaerobic digestion of sewage sludge at sewage treatment plants (STPs). Due to sludge disintegration, organic compounds are transferred from the sludge solids into the aqueous phase resulting in an enhanced biodegradability. Therefore disintegration of sewage […]

Green Practices for the Construction Industry

A greater public awareness of the environmental impact of the construction industry and a growing sense of protecting our natural resources are the key reasons for the clamor to raise environmental standards, regulations and best practices in the industry. Because of this, companies involved in any type of construction, whether it is for a home, […]

History and Future of Electric Aircrafts

Electrically-powered aircraft is an interesting concept, having a long history and a bright future. Such aircrafts are able to carry people relatively long distances, without burning any fossil fuel, and they are able to do so silently. These types of aircraft can be powered by batteries, and there have been several designs that are able […]

Ultimate Ideas for Effective Recycling of Construction Wastes

A sustainable construction waste management strategy includes a range of comprehensive strategies such as reduce, reuse and recycling. Effective waste management strategies require source segregation of all wastes generated during the construction.  You can find a variety of wastes on the construction sites. For categorization, there are basically four types of construction wastes: Excavated material- This […]

Disaster Cleanup Process is a Major Strategic Operation

The frequency of occurrence of natural disasters and man-made states of devastation are increasing exponentially.  The actual natural disaster is a major challenge for all those in the immediate vicinity, but likewise, the cleanup operations are also strategic nightmares that need to be acted upon in a timely manner so as to minimize further hazards […]

Power to the People: Electric Choice Explained

Seventeen states and the District of Columbia have adopted electric retail choice programs that allow end-use customers to buy electricity from competitive retail suppliers. Here’s an overview about how these programs work. What is Electric Choice Electric choice is the result of electricity deregulation meaning if you live where deregulation has taken place, you no […]

The Dangers of Gas Hydrates

Gas hydrates have a crystalline form and resemble ice. Gases are typically trapped within the hydrates, which can be found inside of permafrost or in sediments below the seafloor. The most common gas trapped inside of the hydrates (or clathrates) is methane. They are usually formed in cold, high pressure areas and have a compact […]

Hydrogen-Powered Vehicles in Scotland

Scotland, widely known as Europe’s off-shore energy capital, is certainly ahead of the game in their adoption of renewable energy systems and investment in clean energy. There are countless alternative energy projects currently underway in Scotland, from harnessing wind and tidal power to exploring and developing hydrogen fuel sources. In fact, over 80% of Scotland’s […]

BinStrap – Securing Trash Bins

Every year eight million tonnes of plastic enter our ocean, BinStrap is committed to dramatically reducing this number simply by securing wheelie bin lids. BinStrap is a patented device that was designed with the intention of securing the 1.5 Billion Unsecured wheelie bins worldwide that are spilling plastic and rubbish into our environment, rivers and […]

By The Power Of Sunlight

The world is constantly changing and evolving, and due to our consistent use of electricity and gas, it’s also heating up at a rate that is rather alarming. It’s this rapid change with the climate and the fact we are producing more people than we can keep up with, that is putting pressure on the […]

Combined Heat and Power (CHP) Systems

Combined Heat and Power (CHP) is the simultaneous generation of multiple forms of useful energy (usually mechanical and thermal) in a single, integrated system. In conventional electricity generation systems, about 35% of the energy potential contained in the fuel is converted on average into electricity, whilst the rest is lost as waste heat. CHP systems […]

Renewable Energy in Africa

With a sixth of the world’s population, Africa generates a measly four percent of the world’s electricity, three-quarters of which is used by South Africa and northern Africa. According to World Bank statistics, more than 500 million Africans (almost two-thirds of the total population) have no access to “modern energy.” Hydropower accounts for around 45% […]

Biomass Energy in the Philippines

Like any developing country, the Philippines is facing a formidable challenge of fostering sustainable energy options to support the energy requirements of its economic and social development goals with minimal adverse effects on the environment. In the Philippines, renewable energy sources contribute 43 percent to the country’s primary energy mix, one of the highest in […]

Exploring Gasification of Solid Wastes

Gasification of solid wastes involve the reaction of carbonaceous feedstock with an oxygen-containing reagent, usually oxygen, air, steam or carbon dioxide, generally at temperatures in excess of 800°C. It involves the partial oxidation of a substance which implies that oxygen is added but the amounts are not sufficient to allow the fuel to be completely oxidised […]

Insights into Aeration Mechanism

If small enough, or even microscopic bubbles are achieved, as is possible with Aeration Turbines, supersaturation takes place – where oxygen levels are pushed beyond their natural limits. In normal circumstances, water will automatically drop oxygen levels back to their natural threshold, so there seems to be no point in doing this. The combination of […]

Tips to Buy Single Axle Dump Truck

If you are an onsite system contractor, you might have been aware of the importance of dump truck in your business operation. You simply buy dump trucks to make money, therefore, resist the urge to buy a heavy performing truck which is beyond your need. Just because you get obsessed with performance, it does not […]

Pathways for Waste-to-Energy Conversion

The conversion of waste-to-energy can proceed along three main pathways – thermochemical, biochemical and physicochemical. Thermochemical conversion, characterized by higher temperature and conversion rates, is best suited for lower moisture feedstock and is generally less selective for products. On the other hand, biochemical technologies are more suitable for wet wastes which are rich in organic […]

Techno-commercial Aspects of Composting

The composting plants consist of some or all of the following technical units: bag openers, magnetic and/or ballistic separators, sieves, shredders, mixing and homogenization equipment, turning equipment, aeration systems, bio-filters, scrubbers, control systems etc. One of the most important equipment is the machinery used to turn the windrows. Either a standard front-end loader or a […]

Hydrogen Sulphide Removal from Biogas

Hydrogen sulphide, a major contaminant in biogas, is both poisonous and corrosive, and causes significant damage to piping, equipment and instrumentation. The concentration of various components of biogas has an impact on its ultimate end use. While boilers can withstand concentrations of H2S up to 1000 ppm, and relatively low pressures, internal combustion engines operate best when […]

Global Trends in Cogeneration of Bagasse

Cogeneration of Bagasse is one of the most attractive and successful energy projects that have already been demonstrated in many Sugarcane producing countries such as Mauritius, Reunion Island, India and Brazil. Combined heat and power from Sugarcane in the form of power generation offers renewable energy options that promote sustainable development, take advantage of domestic […]

Drones Could Be the Answer to Containing Forest Fires

People have found uses for drones in everything from entertainment to military operations. The ability to fly a small, unmanned aircraft equipped with all sorts of sensors has many potential applications. Firefighting operations have begun using drones, also called unmanned aerial systems (UAS), and they may become one of the most powerful tools forest firefighters […]

Quick Glance at MSW-to-Energy Systems

Reduction in the volume and mass of solid waste is a crucial issue especially in the light of limited availability of final disposal sites in many parts of the world. Waste-to-Energy (WTE) or Energy-from-Waste (EfW) is the use of modern combustion and biochemical technologies to recover energy, usually in the form of electricity and steam, from urban […]

Trends in Recycling of Aluminium

The demand for aluminium products is growing steadily because of their positive contribution to modern living. Aluminium is the second most widely used metal whereas the aluminum can is the most recycled consumer product in the world. Aluminium finds extensive use in air, road and sea transport; food and medicine; packaging; construction; electronics and electrical power […]

Guide to Skip Hire for Homeowners

Skip hire is ideal for the disposal of waste from small home renovations such as the installation of new flooring, a kitchen refurbishment or an upstairs clear-out. Yet, while a skip is the most practical way to manage your waste, you also need to be practical about the type and size of skip you choose. […]

Biomass from Sugar Industry

Sugarcane is one of the most promising agricultural sources of biomass energy in the world. It is the most appropriate agricultural energy crop in most sugarcane producing countries due to its resistance to cyclonic winds, drought, pests and diseases, and its geographically widespread cultivation. Due to its high energy-to-volume ratio, it is considered one of […]

Enumerating Advantages of RDF

Solid waste is a growing problem in all countries, and a critical problem in almost all the cities of the developing world. Developed countries have in recent years reduced the environmental impact of solid waste through sanitary landfills and high-temperature incineration, as well as conserving natural resources and energy through increased recycling, but the volume […]

How to Double Your Car’s Fuel Economy

Are you getting fed up with keep pulling to a petrol station? Are you scared to get on your automobile because of fuel expenses? Do you want to help the environment by running your auto efficiently? Reducing fuel consumption is easier than you think. The best part of it is that when you discover the […]

Solar Energy in Jordan

Jordan has been the leader in the development of renewable energy systems in the Middle East, with its tremendous renewable energy potential in the form of wind, solar, biomass and waste-to-energy. Renewable energy accounted for about 2% of the energy consumption in 2009, and the country has set ambitious targets to raise this share to […]

Top Reasons to Purchase Hybrid Cars

When you’re made to choose between buying a hybrid car and a normal car, you’d probably by the latter. Reasons could be that hybrid cars “might” be more expensive than normal cars, while for others changing preferences with a usual car to a hybrid one is like changing your views and might end up choosing […]

Output from a Biogas Plant

A biogas plant produces two outputs, biogas and digestate; both can be further processed or utilized to produce secondary outputs. Biogas can be used for producing electricity and heat, as a natural gas substitute and also a transportation fuel. A combined heat and power plant system (CHP) not only generates power but also produces heat […]

Making of Biomass Pellets

Biomass pellets are a type of biomass fuel, generally made from wastes from wood products manufacture, agricultural wastes, forestry residues etc. Pellets are manufactured in several types and grades as fuels for electric power plants, homes, and other applications. Pellets are extremely dense and can be produced with a low moisture content (below 10%) that allows them […]

Rational Approach to Agricultural Waste Management

Traditional methods of farm waste management are unscientific and have several negative externalities associated with them. Being the emitter of stock pollutants, like CO, SOx, NOx, PAHs, and aerosols, which accumulates in the atmosphere, traditional practices have a regional impact apart from local damage. Crop burning decrease the fertility of soil. To meet increasing market demand […]

Biomass Storage Methods

Sufficient storage for biomass is necessary to accommodate seasonality of production and ensure regular supply to the biomass utilization plant. The type of storage will depend on the properties of the biomass, especially moisture content. For high?moisture biomass intended to be used wet, such as in fermentation and anaerobic digestion systems, wet?storage systems can be […]

Recycling of Fluorescent Lamps

An analysis of the lighting industry shows a trend shifting from the usage of incandescent bulbs to fluorescent bulbs (also known as Compact Fluorescent Lamp or CFL). Incandescent bulbs use more fossil fuel energy, are more costly and are less effective than fluorescent bulbs, in the amount of artificial light they produce as fluorescents produce […]

Cementatious Solidification of Medical Wastes

The most common cause for alarm in the medical field pertaining to waste disposal is the exposure of the worker to infectious wastes and contraction of diseases from these wastes. With the increased risk of exposure to blood borne pathogens in handling body fluids and disposal of items that have been tainted by these fluids, […]

Biological Desulphurization of Biogas

Biogas basically consists of methane and carbon dioxide. In addition, it also contains unwanted contaminants, especially hydrogen sulfide (H2S). Hydrogen sulfide mainly occurs because of the degradation of sulfur-containing proteins (e.g. methionine and cysteine) or the desulfurization of sulfates. The fermentation of manure and other organic wastes shows typical H2S concentrations in the range of […]

Overview of Biomass CHP

Biomass CHP is the simultaneous generation of multiple forms of useful energy (usually mechanical and thermal) in a single, integrated system using biomass wastes. Biomass conversion technologies transform a variety of wastes into heat, electricity and biofuels by employing a host of strategies. Conversion routes are generally thermochemical or biochemical, but may also include chemical and physical. […]

Waste-to-Energy Industry Trends

The quantity of waste produced all over the world amounted to more than 1.3 billion tonnes in 2012, with estimates of up to 2.2 billion tonnes by 2025. The rapid increase in population coupled with changing lifestyle and consumption patterns is expected to result in an exponential increase in solid waste generation. Ironically, most of […]

MENA’s Great Strides in Solar Sector

With the scheduled procurement of over 4 GW of solar power this year, the MENA region is making great strides toward establishing itself as a rising gigawatt-scale solar market. According to the Middle East Solar Industry Association (MESIA), over 3 GW was added to the MENA region’s pipeline in 2015.  Egypt firmly established itself as a hot […]

Anaerobic Digestion and Rural Development

The rural population of developing countries exhibit unique resource optimization capabilities as compared to urban populations. Tracts of land are cultivated and cattle are reared and the produce is sold off in the market or consumed. The wastes generated from crop cultivation and rearing animals are also utilised domestically. While the dung of animals is […]

What is Trigeneration

Trigeneration or CCHP (combined cooling, heat and power) refers to the simultaneous generation of electricity and useful heating and cooling from the combustion of a biomass fuel or a solar heat collector. Conventional coal or nuclear-powered power stations convert only about 33% of their input heat to electricity. The remaining 67% emerges from the turbines as low-grade waste […]

World’s Largest CSP Plants

With mammoth CSP plants in varying states of operation all across the world, the search for the true ‘world’s largest’ plant generally points to either California, Nevada, or Morocco. But which is really the biggest? What is Concentrated Solar Power Using mirrors to concentrate the sun’s energy, CSP technologies upgrade traditional steam turbines or engines to create electricity from heat. And, […]

Storage Systems for Biomass

Sufficient storage for biomass is necessary to accommodate seasonality of production and ensure regular supply to the biomass utilization plant. The type of storage will depend on the properties of the biomass, especially moisture content. For high?moisture biomass intended to be used wet, such as in fermentation and anaerobic digestion systems, wet?storage systems can be […]

Waste to Energy Industry – Trends and Forecasts

Incineration, with energy recovery, is the most common waste-to-energy method employed worldwide. Over the last five years, waste incineration in Europe has generated between an average of 4% to 8% of their countries’ electricity and between an average of 10% to 15% of the continent’s domestic heat. Around 130 million tonnes of municipal solid waste […]

Environmental Aspects of CSR

Environmental aspect of CSR is the duty to cover environmental consequences of a particular company’s operations, products and facilities. The major ingredients of environmental CSR are elimination of waste and emissions, maximizing energy efficiency and productivity and minimizing practices that may adversely affect utilization of natural resources by coming generations. Sustainability and carbon footprint occupies […]