Archive for October, 2009

How To Make An Environmentally Friendly Compost Barrel

Thursday, October 29th, 2009

compost barrels

Making your own compost has become a popular past time with todays gardeners and as an alternative to chemical fertilization of crops, its also very good for the environment.  Compost is organic and as such contains no chemicals or nitrates.

Of course, the question arises when getting started with composting, is what you should using to make your compost in?

A lot of people make their own compost barrels .

The most important thing when choosing your compost bin or barrel, is to be sure that it has not been used previously for toxic chemicals or other hazardous materials. This could contaminate the compost and subsequently poison or otherwise harm you or your plants.

Generally, a plastic barrel of about 55 gallons will work quite well. Many people choose barrels that are food safe. If you are interested in recycling, you may be able to get your barrel from a food service organization or a restaurant. If it has been used previously for deep frying, you’ll need to ensure that you clean it thoroughly to remove all the food traces.

Once you have your compost barrel cleaned and ready to go, you should drill half inch holes all over the barrel, in about six to nine rows. Space the holes approximately four to six inches apart, and even drill a few holes in the bottom of the barrel to allow for the drainage of excess moisture.

Ensure that if you are opening your barrel from the top the lid is securely fastened. A lot of gardeners turn their compost by simply rolling the barrel around their garden, so if you use this method you need to make sure the lid is tight.

Obviously, compost barrels are not the only things you can use to make your own compost. You can also build or purchase a compost bin, or even better a compost tumbler.  A tumbler is the best option if you can afford one, as the task of turning the compost regularly becomes much easier.  To accelerate the composting process you need to ensure the compost is aerated properly.  The best way to ensure this is to turn the compost over on a regular basis.  With a tumbler all you have to do is turn a handle, as opposed to turn it with a fork.  I know which method I prefer! 

 

How I Can Locate Someone For Free

Thursday, October 29th, 2009

 

There are many ways and tricks to find people free online. Just take a few minutes to know more about this one popular one used today.

Some of the issues discussed include the following topics: free people finder, how can i locate someone at no cost to me, people locators germany to name just a few.

I will approach the question on how to find someone for free with a simply yet efficient method that I have been implementing for years to locate friends at no cost or without paying for further information. I am aware that there are manyother ways to do it. As an example you can even use people search locators online. However, start by going through this method before going anywhere else online.

basically its a simple way based on the concept of viral marketing. I know that you might have a circle or network of friends that you get in touch with every now and then online. In fact in your inbox are many contacts i.e. email addresses and maybe even phone numbers, residential addresses and more – according to which email service you use.

Now what I once did was to create one of those slides that get forwarded over the net like crazy. It was quite a nice slide with a beautiful message about love, family and happiness. I then added my message at the bottom. It was about my search for my long lost friend. I included his name and a nickname and also put my email and phone number.

I forwarded this message to roughly a hundred of my friends and email addresses I had in my inbox. Few weeks down the line I received the same email I had written out and it had obviously been sent to hundreds if not thousands of other emails.

Did I trace my friend? Yes and no. That helped me generate a few leads that I chased up later on and was able to find some very useful information about the location of my friend. Allow me to say this is not the best answer on how to find someone for free but it is worth a try – if you have the time to create an interesting message that can get forwarded by friends and colleagues.

Flash Floods - Urban Risks

Wednesday, October 28th, 2009

Stormy Weather

Did you know that the weather station on TV is one of the most popular channels, and many people tune in two and three times a day? In fact, it is as popular as the Discovery Channel, or the history Channel. This means people are interested about issues that concern the weather, and why shouldn’t they be?

Handling the challenges of flood risks in densely populated areas has been a constant historical factor in human settlements. Most cities are located in the valleys, flood plains and the coasts. Cities through their nature of having large impervious areas produce large run-offs which the drainage network cannot accommodate, and are potentially exposed to floods. It has been acknowledged that the damage potential of floods in the cities is extraordinarily high. Given the high population density in urban areas, even small scale flash floods may cause considerable damage. At the extreme end of the disaster spectrum, urban flash floods can result in disasters that set back development drastically. With climate change and global warming resulting in increased frequency of flood s and their magnitude, continuing urbanization and disproportionate growth, the economic costs of flash floods will soar. Sustainable management of urban flood risks is becoming an increasingly challenging task for city/municipal authorities. (ii)

Flash floods are distinctly characterized by very swift rise and recession, associated with debris flows and landslides, occurring along channels and rivers with small drainage area. Their distinct features paint a stark picture. Flash floods happen suddenly, easily and frequently, are very destructive, and difficult to protect against. Of late, flash floods brought extremely destructive disasters e.g. the recent flash floods in Istanbul, Turkey. In most cases it involves a break in flood protection facility.

Rapid economic growth aggravates flash flood hazards. As new construction takes over arable land, and urban population density increases, infrastructural growth may not proceed in tandem. Growth in urbanization inevitably reduces vegetation, wetlands and other habitats for flood prevention.

The patterns of urban flash floods are almost identical in its force. Small streams, canals, channels, and drainage ditches become fast flowing dangerous rivers. Where the terrain is flat, primary and secondary roads are inundated with torrents of floods, streets and parking lots becoming rivers of moving water. As the connotations imply, flash floods rise rapidly within a few minutes or hours of heavy rainfall. As the water rises rapidly and moves swiftly, carrying cars, ripping trees from the ground, and even destroying roads and bridges.

Putting this into perspective

As we speak, a much deadlier weather event has left over 300 dead and thousands homeless, as Typhoon Ketsana has slammed into the Philippines, Vietnam and Cambodia. As much as 80% of Manila is underwater. A second quake hit Indonesia today, a 7.6 magnitude quake, scaring everyone up into the hills. Considering it was an 8.0 quake in the same area that prompted the 2004 Tsunami of infamy, I can’t say they overreacted. If I felt a strong earthquake on any coastline, I would hightail it at least a mile into the hills as well.

The tsunami that resulted from it was less that a foot, smaller than what hit Hawaii or Crescent City, California from the Samoa earthquake. Officials were able to call off the warnings and people soon returned to their normal lives.

In the world of extreme weather events, we can only still guess at exactly what a hurricane will do or where it will go. This is true of many weather events, be they floods, tornadoes, even a wildfire. Earthquakes are the worst of all, and give no warning, but unless you are close to the epicenter, tsunamis are at least predictable in the Pacific, thanks to the work of the US and Japanese governments.

While generally natural occurrences, flash floods are increasingly the result of human activities or poorly designed infrastructure. Very few countries have flash flood management action plan. Among those that do, China stands out with severe penalties for negligence. Flash floods are frequent features in China with two-thirds of the Chinese territory being mountainous, the recurrent natural disasters compounded by monsoon climate, fragile mountain terrain and increasing human activity. The threat confronts a total of 74 million population exposed to flash flood hazards in the mountain region. In a period of four decades (1950-1990) a total of 225,000 died in floods in China. (iii) The action plan calls for approval of any new construction in urban planning contingent upon completion of a flash flood assessment.

Prior to approving construction projects, city/municipal authorities could examine conditions affecting the construction area. Best practices in the management of flash floods in urban areas warrant enhancing the disaster management chain and assuring these extend into urban planning. Among some authorities, the approach include helping municipalities prepare for climate change. (iv)

Else where, like in West Africa, there’s a growing awareness that “urban surge feeds flooding”, if left unplanned and unorganized, that is. Dakar’s suburb of Guediawave was a dry area 30 years ago. Nowadays, it’s a different story. The residents of this densely populated suburb endure floods every rainy season. (v) Explosive population growth, poor urban management, urban congestion, and indiscriminate building in green belt zones all add on to shortening the fuse for disaster. Overpopulation in northern Nigeria has people building homes on waterways, and natural drainage system becoming blocked by rubbish. Despite bans on construction in the Dakar “cap vert” wetlands, this flood prone area received waves of rural-urban migration in the wake of the 70s and 80s Sahel-wide drought. Now the region is full of buildings and roads which block natural waterways and basins

Resource Author Francisco Rodriguez H.
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Utilizing Sodium Hydroxide In Making Biodiesel

Wednesday, October 28th, 2009

There is a fuel that originates from cooking oil or vegetable oil.  You will only need to combine oil with other chemicals, like sodium hydroxide, which are very ordinary.  The new chemical fuel has functions as a diesel engine.  In other instances, it can be mixed with other petroleum-based fuels.  The product is a fuel that is easy on the pocket, safe and renewable. 

The truth is that you can definitely produce biodiesel from fresh or even used oil.  You must have the following ingredients: 1000mL of vegetable oil, 3.5g of caustic soda or sodium hydroxide, and 200mL of methanol.  You also need to have the following instruments: a blender (if possible with a low speed action), a electronic weighing machine, glass containers (one for methanol, another for vegetable oil, and a wide-mouthed mixing plastic container), protective gloves, eye guard (goggles or protective eyeglasses), and apron.  Note that among the substances, caustic soda is very hazardous to handle so apply safety measures always.  Likewise employ caution in handling methanol. 

Be sure that the optimum temperature is seventy degrees Fahrenheit or higher when producing biodiesel since the speed of chemical reaction relies on the temperature.  Therefore, in a low ambient temperature, expect a gradual response process. 

The procedure begins with pouring of the methanol into the blender that is fixed at the minimal speed.  Slowly add the caustic soda until it totally melts in the solution.  This method creates a compound known as sodium methoxide.  When caustic soda has completely dissolved, add the one-liter vegetable oil.  The slow mixing action should continue until about thirty minutes during which time the mixture should be even.  Pour out the solution into a wide-mouthed glass holder.  Observe that the mixture begins to break up into different sheets of fluids.  The layer at the base is glycerine.  On top of that is biodiesel.  Let this stand for several hours until the layers divide completely.  This time you can simply empty biodiesel.  You can also use a pump to remove the top liquid out of the mixture.

Take note that glycerine is not a waste product but a different valuable product of the process.  It has important use in other factories.

Note too that any unmodified engine running on diesel may utilize unadulterated biodiesel or a combination of biodiesel and petroleum diesel.  It may be essential to use the mixture while driving in cold climate especially if air temperatures drop below 55 ºF.  Bear in mind that unadulterated biodiesel can develop into viscous and thick when exposed to low temperatures.  Hence, you must choose to raise the amounts of petroleum diesel as the temperatures decrease.

In stocking up the chemicals for your biodiesel processing, be sure to separate them afar from food products and specifically make sure to pile them properly away from drinks.  Once more, among the most dangerous ingredients is sodium hydroxide so take the required precautions in storage and handling.

Who is to Blame For the Flooding Brought on by Typhoon Ondoy? A Message For the Filipinos

Tuesday, October 27th, 2009

Environmental Sustainability

Although opinions vary on the future of fossil fuels such as oil, there is little debate that there is a finite supply of oil and that, at some point, mass produced alternative forms of energy will need to become economically viable. One alternative that has gained a lot of momentum is algae fuel.

Algae fuel is exactly what it sounds like… fuel refined from farmed algae. The algae can be grown using fresh water, salt water, and even brackish water. It can also be grown on land that is not suitable for other types of crops so it does not compete for valuable farm land. Growth rates vary based on the type of algae and its environment, but it can grow 20 to 30 times faster than conventional crops such as corn and soybeans with a harvest cycle of as little as 10 days. The harvested algae is then processed into “green crude” oil.

With all fingers pointing everywhere, who exactly is to blame for the disaster that struck Metro Manila and the surrounding provinces in the wake of Ondoy? The answer here is simple: All of us bear equal responsibility for this recent deluge of Metro Manila.

We Are All to Blame for the Flood

Yes, the flooding that happened was the fault of each and every one of us. It was not just the government that was to blame for it; it was us as well. We are all at fault because we have not bothered to take care of our rivers and waterways.

One of the most compelling things about Algae fuel is that it is a drop-in replacement for conventional gasoline. It can be used in conventional automobiles with absolutely no modifications to the engine. There is no need to develop a new distribution system for delivering algae fuel to consumers as the same trucks, gas stations, pumps, holding tanks, etc. can be leveraged. Logistically, algae fuel is as close to the corner gas station as any alternative to oil today. The US alone boasts over 30 companies researching, developing, and even producing algae fuel. One company, Sapphire Energy, launched a cross country tour of vehicles running on algae fuel on Sep 18, 2009.

Algae fuel is reported as being “environmentally neutral”. This means that it does not change the carbon dioxide levels in the atmosphere because it consumes just as much carbon dioxide during its cultivation as is released during combustion. This is in stark contrast to conventional gasoline which only adds carbon dioxide to the environment during production and consumption.

If there is any lesson that needs to be learned from the coming of Typhoon Ondoy, it is definitely this: It is high time that we learned to respect our waterways. If we cannot help to clean and rehabilitate our waterways, then we should at least stop treating them as if they are our personal garbage bins. If Typhoon Ondoy, which was merely a Category 2 storm, could flood Metro Manila the way it did, what more would a stronger typhoon?

Instead of blaming other people for the disaster that happened, we should all becoming proactive and prevent another similar disaster from happening again. We need to start cleaning our waterways now!

Resource Author Francisco Rodriguez H.
Trabajar desde casa es fácil si sabes como
Todo sobre Juegos Mario para gente que le gusta jugar
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