Archive for January, 2010
Historical Conservation Efforts
How often have we come across lovely historical sites suffering from neglect and misuse? Every country needs to take good care of its historic places. Because things like malls, stadiums and highways can be built again. But a historic place which is neglected and misused will lose its glory and slowly disintegrate into zilch. And no amount of action plan or noble intentions can ever bring a historic place back to its former glory when it has been totally neglected and abused by us. The oldest of historic sites can be preserved for the future generations if we have a proper plan for their conservation.
Conversation of historic places requires a systematic approach. If the historic site is conserved with the help of a proper plan, it will show amazing results. While chalking out a plan for the conservation of historic sites, it’s very important to keep the costs under control. If the costs go up to an unwanted level, it will draw criticism from the general public and act like a death sentence for the conservation of other similar projects in the future.
The first thing which should be done by the restoration experts is to check the age of the historic site. This can be easily achieved by conducting a series of scientific tests. It can also be done if there are public or archaeological records of the site. Once we know the actual age of the historic site, we get to know the actual worth of the site – this doesn’t mean that if a site is not very ancient – it’s not worth taking care of.
Also check the sturdiness of the materials which have been used on the historic site. This will need a proper list of all the materials used on all the structures found on the site. Factors such as the effect of temperature, humidity, weathering, fire, air pollution, storms and flood on the material found on the site needs to be studied in detail, so that best possible plan to prevent further degradation of the site can be prepared.
Don’t forget to note the architectural design of any structures present on the site. This is needed to take help of conservation experts according to the style they specialize in. Taking the help of the best of experts who are not competent in the architectural design displayed at the historic site would create a major problem for your conservation project.
Your team of conservation experts also need to keep a track of all the past repairs and changes made on the historic site. The problems faced by the previous restoration team while restoring or repairing the historic site too needs to be researched and noted down. Always remember materials like wood and leather rot quite easily, on the other hand stone articles and pottery items always manage to survive better. Once you have finished your complete study of the historic site, you can then do the restoration part of the site step by step in a phased manner till it is complete. You might even have to restrict the number of visitors, once it has been restored, as although the site has got its former glory, it might not be in a state that it can be exposed to an endless number of people everyday.
For more information on the historical sites of the world, visit Matt’s website about world historical sites, especially his favorite place, tikal.
What it Really Is: Recycling
Recycling has become the catch all phrase often used in place of the 3 R’s. But in its truest form recycling means taking one thing and changing it, usually chemically, into another. This is not to say that recycling is without value; it is certainly better than putting the items in the bin where they will end up in landfills and leach chemicals into our ground water. It is though to say that before you place anything in the recycle bag, first consider if you could reduce or re-use it, because everything that ends up in the recycling bag will have to be altered before it can be used again. Even then it is cleaner to produce goods from recyclables than from raw materials.
Here are just a few reasons to make certain that after you have reduced the amount of waste your create and re-used as many things as possible that your family puts as many things as possible into the recycling bins:
- Recycling one aluminium can saves enough energy to run a TV for three hours — or the equivalent of a half a gallon of gasoline.
- Each ton (2000 pounds) of recycled paper can save 17 trees, 380 gallons of oil, three cubic yards of landfill space, 4000 kilowatts of energy, and 7000 gallons of water. This represents a 64% energy savings, a 58% water savings, and 60 pounds less of air pollution!
- The 17 trees saved (above) can absorb a total of 250 pounds of carbon dioxide from the air each year. Burning that same ton of paper would create 1500 pounds of carbon dioxide.
- Recycling plastic saves twice as much energy as burning it in an incinerator.
- The energy saved from recycling one glass bottle can run a 100-watt light bulb for four hours. It also causes 20% less air pollution and 50% less water pollution than when a new bottle is made from raw materials.
- A modern glass bottle would take 4000 years or more to decompose — and even longer if it’s in the landfill.
Today is the actually a great day to talk about recycling. Each Thursday the council sends around men to collect our recyclables. The council gives us re-usable sacks, which we can use to collect all paper, cardboard, tin cans, aluminium, glass bottles and jars and plastic bottles. Unfortunately, they do not over recycling for other plastics. As I have been writing this series of blogs that has been one thing that I have been especially mindful of: how much plastic packaging manufacturers use that cannot be recycled and that it is estimated takes over 500 years to decompose in landfills.
But it is not just our plastics, glass, metals and paper that we recycle. Thanks to a wonderful programme through the Islington council, last year we were able to purchase a subsidized wormery to recycle our food waste into compost and liquid fertilizer for growing my own food. Actually, even though we may think that food thrown into the bin will degrade relatively quickly in the landfills, the biggest problem is the amount of methane, a dangerous green house gas, which it produces in that time. Methane is twenty times more potent than carbon dioxide and a major contribute to climate change. While my wormery cannot accommodate meat products I put all peels and unused fruits and vegetables into it. I should soon be harvesting my first patch of compost…just in time for my summer garden.
So how does my family do on recycling? Not too bad honestly. This week we had two bags of recyables and will only have two half full 13 gallon bin bags of other rubbish. Actually hubby and I got into a minor disagreement over the trash last night. One of the first rules of the 3R’s is to only throw out your garbage when the bag is full. In our case though, it had begun to smell. I am still looking for a solution…if anyone has ideas they would be greatly appreciated. But for a family of three adults and one pre-schoolers two large bags of recycling and one full 13 gallon bin bag in a week is pretty good I think. I imagine that there are single people, who put more than one bag in the bin each week.
Terri O’Neale is the mother of six; ranging in age from 3 to 22. She has been both a working and stay-at-home mother at various times in her life. She was also a single mother for almost five years, before re-marrying the love of her life at the age of forty. Obviously, she has a life-time of training in raising a family on a tight budget. In addition to these real life experiences, she possesses a bachelors degree in health education and a minored in environmental management in her masters programme.
Terri feels strongly that this is one of the most challenging times in history for the family, but she also believes that families with the will and resolve to address the pressing issues of saving money, becoming greener, leading healthier lifestyles and spending more time with one another can endure these challenging times and come out victorious in the end.
Through Frugal Family articles, blogs, videos and social networking, she helps modern families rediscover some lost art forms such as cooking, sewing, and gardening. The goal is not to go back in time or become fanatical, but to help all families find simple and effective ways that fit into their lifestyle to make moderate changes with huge impacts. For more information, check out her blog http://frugalfam.wordpress.com/.
Solar and Biomass Plants to Work in Tandem in China – Green Inc …
China’s plans to build 2000 megawatts of solar thermal power using technology from a California company will also include the construction of biomass power plants to generate electricity when the sun sets.
McD's, KFC, BK Pondering Solar Thermal HVAC Systems …
Restaurant chains such as McDonald’s, KFC and Burger King may be considering new solar thermal powered dehumidifier HVAC systems. DCA Systems Inc. says it was approached by the above companies and others including hotel chains, …
CPV firm Morgan Solar scores Canadian sustainable development …
The Canadian government-backed Sustainable Development Technology Canada foundation has announced CAN$58 million in funding for 16 clean technology projects from across the country. The sole solar firm to receive monies to “help move …
Dog Solar Power Charging Station â?? Neatorama
Solar Dog is a prototype cell phone recharging station developed by Erik Schiegg of Switzerland. The user mounts it on a dog’s back to collect solar energy as it plays outside. Schiegg writes: My Android phone is charged in no timeâ?¦ …
Solar energy in 2009 | BiofuelsWatch.com
There is no question that the cause of solar energy has been advanced during 2009 thanks to a number of significant advances, both in the advancement of available technologies and the increasing practicality of their everyday …
Always Rely on Professionals Proper Installation of Wind Turbines is Very Important
The most efficient and economical way of using wind power to light up your home is to install a windmill or wind turbine as they are also called. The current trend is to use green energy to supplement energy generated from fossil fuels to ensure uninterrupted supply and protection of the environment.
Wind turbines of different sizes are available for your different requirements. If you live in an area where the average wind speed ranges around 10 to 12 miles per hour, you can install a wind turbine to generate electricity throughout the year. Depending on your energy requirements, you can opt for the right sized wind turbine starting from 2Kw units to even 20 Kw units.
Choosing a wind turbine manufactured by a reputed maker is essential but your task does not end there. You should choose the right contractors for installation of the wind turbine. Proper installation of wind turbines is very essential because of the following reasons.
• Installation of a 42 feet or more structure is not a simple task. The installation must be perfect to ensure that there are no safety concerns. Even the smallest flaw in installation can have severe consequences.
• A wind turbine may look like nothing more than a fan attached to a long pole. However, it is a complex and delicate mechanism that can be damaged with careless handling and improper installation. This can render your entire investment totally waste.
• The fans of the wind turbine may seem to be revolving very slowly from ground level. However, the height and the weight of the fans combined with its velocity can cause a lot of damage if breakage or other malfunction occurs.
• It is common to make use of the land beneath a windmill for other purposes. If you ensure that the wind turbine is safely installed, you can set up structures under the wind turbine without any fear of accidents and injuries.
• Setting up a wind turbine for your home will ensure that your energy requirements are taken care of forever. However, this requires a high initial investment. Improper installation will mean that your entire investment goes waste without sufficient benefits. What is the point of sinking thousands of dollars into your windmill if it conks off within a few days and you have to spend more repairing a faulty installation?
Hence, you should always deal with professional wind turbine contractors who know what they are doing. How to identify reliable contractors from all those who claim to be the best? For starters, all professional contractors who take up such projects of green energy offer a free quote. They do not charge for a quote which helps you estimate the cost of the project. Rather, they would be more than happy to offer the quotes for free.
Another way to identify professional service providers is to take a look at the spares and materials they use. Professional wind turbine installers will never use counterfeit material to reduce cost.
They follow strict safety codes and comply with all professional standards at all times. The net result of dealing with such installers for your green energy requirements is that you are assured of the best service at all times.
Dave Morrow recommends Gary Pipia the owner of http://www.windpowerspecialist.com
He is an expert in electrical contracting as well as the installation of wind turbines for home or commercial use. Also an author in the best selling book, 30 DAY TOTAL BUSINESS MAKEOVER.
Article Source: http://EzineArticles.com/?expert=Dave_Morrow
New CEO says Solaria now shipping solar panels | Cleantech Group
Former exec from SunPower and PowerLight Dan Shugar takes the helm as concentrated solar startup moves from product development into commercial sales.
ABay Articles Directory » The Advantage of Solar Energy
The amount of fossil fuel available to mankind is rapidly declining. It will not take long before there is not enough left to warm our houses, drive our cars.
January 11th: The New Solar System
When I was young, and finding my feet in astronomy, our view of the solar system was very different to what it is today. I still have a book from 1961 entitled Adventures in Space, in which two very English, very middle-class …
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Sungen Debuts Foldable Solar-powered Gadget Charger At CES – Ecofriend
Sungen International Limited has been working to make solar energy easy to access and harvest. Recently, the company has unveiled a new range of foldable gadget chargers at the CES 2010. The charger comes with solar panels and a …
Plasma Gasification Plant Benefits
Plasma Gasification Plant (PGP) projects are being developed by at least five gas plasma technology companies, and there are real benefits to be obtained from this technology for the destruction of Municipal Solid Waste (MSW).
There is some debate still whether the process has been demonstrated to be a vaible technology which can be reliably operated by our waste management companies at reasonable cost and in compliance with all emissions regulations. However, the consensus seems to be largely in acceptance now that the technology is largely proven and inherently cleaner than incineration.
Although, gasification is used as a power generating technology, and gas plasma plants do provide a power feed-in to the local power grid, it should be realised by all that the purpose of selecting plasma gasification is currently that of achieving maximum waste mass destruction. The intent of the PGP is primarily to provide an efficent and clean method of dispoing of large quantities of residual MSW. Plasma gasification, although it does produce energy from waste is not primarliy an Energy from Waste (EfW) or Waste to Energy technology. There are other better proven, more efficient, and potentially always also cheaper ways to produce Energy from Waste, such as incineration.
PGPs suffer a high sacrificial load from the use of power at the electrodes to generate the plasma, and energy is also expended before the MSW reaches the plasma zone in the gasifier in chopping up and ensuring that the particle size of the waste is quite small. For this reason they do expend a large proportion of the power generated just in maintaining their own internal power demand.
However, as a waste destruction method producing an inert residue without creating at the same time high levels of toxic gaseous emissions the gas plasma process excels according to reports made to date. It has every reason to be cleaner as well because the reactions which take place in the plasma state take place so quickly and completely that the toxic organic chemicals produced in other combustion processes simply don’t get a change to be produced.
For a waste management process PGP therefore holds a very good prospect of adoption, as it is a process which is very efficient at diverting waste away from landfill, and thus scores highly among local authority waste disposal engineers who are constantly seeking to comply with regulations to reduce the amount of organic waste sent to landfill.
The PGP process however, also holds another merit and that is that it is being viewed more favourably by the public than incineration, and one main reason for that would be its clean emissions record when compared with incinerators historically.
Throughout Europe the requirement for BMW to be reduced by ever larger percentages necessitates the use of new technology to achieve this high rate of waste diversion, even after high recycling has also been achieved.
Look out for a plasma gasification plant appearing in a district near you soon, and look favourably upon it!
Steve has built a great web site where there are a lot more facts about gasification. This is a hot subject indeed for this technology which has become an essential read for all those who appreciate renewable energy issues and are interested in taking action to reduce the impact of climate change.Article Source: http://EzineArticles.com/?expert=Steve_D_Evans
Noise and Vibration Control Goes to the Animals
Noise and vibration control is an issue that is much more common than one might originally think. In fact, it can creep up in the most unlikely of places. A good case in point is animal lab environments. Indeed, ALN Magazine recently ran an article titled “Noise & Vibration Considerations for the Animal Lab Environment.” Therein, the publication pointed out, “In the lab animal facility setting, noise, sound, and vibration affect the life cycle, interaction, and behavior of animals.” However, because “the impact of noise, sound, and vibration is a largely undocumented factor in the research,” it’s an often overlooked issue.
“If the sound pressure levels get too high,” the article continues, “there is a negative impact on animals and structures.” Vibration control, however, is just as important to these animals as noise control in that it “is a driving force behind radiated sound.”
Obviously, exposure to noise and vibration can be detrimental to an animal’s hearing, but the risks don’t stop there. “Sound and vibration can [also] have a physical impact on animals.” Even more startling, “Smaller animals are more susceptible to the affects of sound and vibration over time and will adapt or adjust accordingly. In some cases, mutations may result from exposure to undesirable conditions.”
How can animal laboratories mitigate these problems? The magazine notes, “The designers can control items that are constant disturbances that may greatly impact the animal community. Items within the designer’s control include ventilation system design, machinery vibration isolation, wall construction, lighting selection, and computer terminal placement.”
During the design process, animal labs may want to consult with a producer of custom-molded rubber and rubber-to-metal bonded parts for noise and vibration control. A world leader in the creation of rubber molding and rubber-to-metal bonded parts can help to create an environment that is not only safe for the animals being kept there but is also conducive to a healthy work environment for the people who are employed there.
The Vibro-Insulator line of isolators and mounts, in particular, aid in the control of noise, vibration, and shock. Selecting the right type of mount for an individual animal lab’s specific applications can prove tricky, however. That’s why consultation with an expert with reputable qualifications in rubber molding and rubber-to-metal bonding can be very beneficial.
Of course, once professional advice has been obtained, browsing the Vibro-Insulator catalog allows animal labs easy navigation so they can select the correct mount for their application. Rubber Vibro-Insulators come in a variety of styles and sizes to handle most vibration isolation problems. Most of the mount styles are designed to be used in either the compression or shear direction.
Selection of the proper Vibro-Insulator for a specific application boils down to a multi-step mathematical function that an expert can calculate for the lab or into which the lab’s design team can plug the following information:
1. The maximum load that must be supported.
2. The number of mounts supporting the load.
3. The frequency of the disturbing vibration.
4. Any restrictions on the size or style of the mount based on space limitations or assembly considerations.
Carmen Fontana is a Web Services Manager for Western Reserve Internet Services. Karman Rubber is a world leader in vibration control.
Can Paper Bags Substitute Plastic Bags?
Bags hold an important place in our lives. They are sometimes referred to as the best personal carriers. They are made of various stuffs like cotton, synthetic, leather and so. But when it comes to general usage like for shopping, the names of two types of bags viz. plastic made and paper made bags come to our intellect. Both are fine, but the question is, which one is the best suited to our requirements. Lets discuss the peculiarities related with the two.
You might be thinking that paper bags are not as durable as those made of plastic. Also, we see that the latter are more commonly used than the former one. But, do you know plastic is a stuff which is really hazardous to the environment. It takes thousands of year to decompose. If burnt, it emits poisonous gases which again pollutes the environment. If buried in the ground, it makes the soil infertile. If thrown in the sea, it pollutes the sea water and proves to be a threat for the life of the sea creatures. One can imagine, how hazardous is plastic to our planet.
This perilous nature of plastic had forced the governments of many cities of the world to put a ban on the use of poly-bags, which are a major source of plastic pollution. Few cities of the world in which these polythene carriers are either completely or partially banned include San Francisco, New York, Texas, Germany, Dhaka, China, Kenya and Ireland to name a few. Even the government of Delhi had issued guidelines against the use of polythene. However, later on the government changed its decision to completely ban the polythene, due to some reasons. Government suggested the manufacturers to set up the recycling units on the basis of “polluter pays principles”. But the government has not completely given up the plan to ban these polythene carriers, it is in the pipeline.
In this context, paper bags are the best option. No doubt, they are unconventional, but they are eco-friendly and easy to recycle. Nowadays, there are various types of paper made bags available in the market. They are not only good looking, but also have ample of space to carry goods and are quite durable. The handmade paper bags available nowadays are designed to suit specific requirements which include carrying gifts, carrying wine, shopping etc. There is a separate bag to serve each purpose. Although, multipurpose bags are also made from paper. They are proving to be the best substitute for plastic or polythene carriers in the modern context.
Now, as we have told you every significant fact related to plastic and paper bags, It’s upon you which one to choose. The hazardous and non-disposable polythene, or the environment friendly and elegant paper bags.
For more information on paper bags, paper baskets, miscellaneous paper products and other handicraft items, you may visit the following sites:
http://www.handmade-paper-products.com/
http://online-handicrafts-center.blogspot.com/
Who is Responsible For Residential Solid Waste Removal?
Residential solid trash, also called urban solid waste and municipal solid garbage, is refuse that normally comes from households. It is either in solid or semisolid form. There are five general categories of solid garbage that include:
1) Biodegradable waste: food and kitchen
2) Recyclable material: paper, glass, bottles, cans, metals, and certain plastics.
3) Stagnant rubbish : construction, dirt, rocks, and debris.
4) Assorted waste: clothing, plastics,etc.
5) Household hazardous waste: toxic such as paints, chemicals, light bulbs, spray cans, fertilizer and pesticide containers, batteries,etc.
Cities and towns generally contracts out solid garbage removal services. They will submit bids, assess each bid, and recommend a company. The rubbish company will bill the city or town. These companies are privately owned so if a person has a lot of waste after a project such as home renovation, they can hire a garbage removal company to remove the refuse.
Because of environmental regulations and a growing demand for a cleaner environment, junk companies are now performing the following services:
Recycling Programs: Curbside recycling is usually available to all residential customers. Customers will separate their recyclables according to paper and plastics for curbside pick up. Depending on the contract, this is normally done every two weeks. There can be special recycling programs such as Christmas tree recycling. The trees are then made into mulch. Other special programs a town or city can offer are Spring and Fall Clean Ups. They are designed to encourage residents to get rid of large amounts of garbage.
Hazardous Materials: Every year, millions of people accumulate such hazardous waste products as batteries, paints and stains, cleansers and polishes, motor oil, antifreeze, pesticides and herbicides,etc. These are dangerous to the environment, people, and animals. A rubbish removal service is trained to remove these products safely and responsibly. They will sort and categorize the hazardous materials before storing them in containment units. The contracted hazardous waste hauler packs the items in drums and sends them to hazardous rubbish incinerator or other treatment facility for proper disposal. Some materials, such as used motor oil, lead-acid batteries and antifreeze, are recycled.
Compost Services: Many cities and towns offer a compost service. They will provide compost bins for people to place such items as kitchen food garbage, newspaper, and other items that can be composted. A contracted junk removal company will pick up the compost left on residential curb sides.
Energy Recovery Plants: Plants that convert rubbish to energy are popping up all over the country. These plants burn garbage to heat water which produces steam in much the same way power plants burn coal, oil, natural gas, or wood. The steam can cause a turbine to produce electricity. Junk removal companies that have energy recovery plants in their area will make use of these services.
Special Handling waste Removal Services: Cities and towns will have a contracted service to remove large items such as tires, air conditioners, household appliances, and construction debris. Tires are sent to a recycling or recovery facility and household appliances, after chlorofluorocarbon gas removal, are taken to recycling stations.
Individual Contracted waste Removal Services: There are situations where a person has too much waste to be removed by a city or town removal service. They will then enlist the services of a private company. They are trained and certified to dispose of waste, compost, and recycle residential goods. For a nominal fee, a company will come to your home and remove all of your excess trash.
Because of growing environmental concerns, most companies dispose of waste in ways that will have the least environmental impact. You will feel good knowing that you are doing your part to protect and conserve the environment.
It is important for individuals to be mindful of what is in the trash. That way, the environment can be better protected. If you are looking for a junk removal and rubbish company located in the GTA please visit us at: Garbage Removal Toronto.