Monday, July 11, 2011

Keeping Roofs Green Contest

Posted on July 11th, 2011 by Nick

We congratulated Shelley from Boston, MA, our big winner of the Green Photo of the Month contest, with a $50 prize! Shelley was in Baltimore for work and she realized that the Fairfield Inn she was staying at was a LEED-certified hotel. In fact, it is the first LEED-certified hotel in Baltimore! LEED is an internationally recognized green building certification system.

The picture depicts the hotel’s green roof and skylight for natural sunlight. Green roofs are an efficient way for absorbing rainwater, providing insulation, and helping to lower urban air temperatures to combat the heat island effect.

Thanks again to everyone that participated in our contest! To take part in the next one, check out the details below:

Submit one picture that you took of something green (environmentally friendly technology, service, process, etc.). Remember to tell us where it was taken, and why you think it’s green related. Mail your photo to contest [at] sobuka [dot] com. Happy shootin!

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Smart Meters. Bad Meters?

Posted on July 11th, 2011 by Nick

We previously informed you about the benefits of smart meters, the most important one being efficient power management for utilities and consumers. However, we didn’t cover the rising opposition to the smart meter roll-out, as recently shown in the New York Times Green blog. Why should we oppose smart meters?

The Problem

A number of advocacy groups throughout the nation have been fighting against smart meters, voicing concerns on things like health risks and interference problems with other equipment; even though we live surrounded by electronics that more or less have the same risks. From the microwave oven to the cell phone, a lot of electronics emit small doses of radiation to simply do the work we ask them to do.

The chart below shows the radio-frequency power density (micro-watts per square centimeter) for various common devices. You can see that exposure from smart meters is relatively low. This chart was obtained from a Utilities Telecom Council study [PDF] refuting the health risks.

Looking from the consumer’s point of view, there are several studies for and against radiation exposure risks from cell phones for example. Such reports always seem to end up in constant dispute of each other, leaving the consumer puzzled.

As far as equipment interference is concerned, I can say from experience that getting a bunch of wireless systems near each other opens the door for potential interference. A cordless phone system can interfere with the wireless router etc. All these wireless products were completed with varying testing practices, using during different stages of communication technology, with an urgency to get the product out to the customer. If that is the case, then any new product is deemed to have some technical issues.

The Solution?

At Sobuka, we believe in the importance of having a healthy and eco-friendly environment. We do not have all the information to make a decision, nor do we fully back the conclusions of one organization over another. All we know is that consumers are confused, if not scared. As such, the only smart thing the average consumer can do is say “too much of anything is bad for me” and use things in moderation, or wait for some general consensus and then make a decision.

The utilities rolling out smart meters must successfully address the concerns of the consumer, and deploy high-quality products. And we’re not the only ones saying that: the Washington D.C. Office of the People’s Counsel submitted a petition in September, to local utility company PEPCO, asking for a delay on the deployment of smart meters until consumers are better educated. One of the posts linked above mentioned the use of different methods to get smart meters to transmit information safely. If alternate methods work better and address all the consumer’s concerns, then utilities should move in that direction.

The bottom line is that utilities with vested interest should not force the technology on the consumer without addressing some of the debatable issues. Similarly, consumers should make the phone calls and ask the questions to better educate themselves. That’s the only way we can move forward.

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What’s in it for you?

Posted on July 7th, 2011 by Nick

Well, there is a lot in it for you. It is an important decision that weighs on either your business or home. This trend is gaining some ground even though there may not have been as much promotions to encourage people. A multitude of people are unaware of the opportunity thus engendering paucity of ownership or prospective interest.

Just like the famed Cash for Clunkers program, the tax incentives and rebates on green projects are so well encouraged by the government that there are some quite good reason to get involved. Different undertakings such as solar, wind or geothermal installs among others, carry enticing financial offers to go along with your project. Marching along with the “green living movement” is plethora of federal, state and local government incentives – depending on where you live. I think peoples’ disappointment is the wish that the process on assistance with the rebates in going-green endeavors is more of grants than of incentives and rebates. But wait! your wish could be true, there are programs that could offer you grants – depending on your state and how it may available.

Image courtesy of kennyshappysolar.com

First let’s refresh by defining a few terms. From a general sense, a rebate is the returning portion of disclosed funds from a purchased price of a product within its advertised period with some conditions. Dissimilar to discount, a rebate is received after the full payment of the invoiced amount. A Tax Credit is a calculated amount authorized under the Internal Revenue Code, refunded, deducted or accepted-as-paid towards the taxpayer on either a federal or state status. A combination of these ordinances lures more renewable energy practices. A comprehensive list about incentives for prospective green investments can be found at this website.

Then there are the savings. From installing energy-efficient appliances, or insulation, to energy audits or a solar purchase, there is more that is being saved. If you conduct a point estimate for your electric bill compared to a green resource bill, you would more likely see a difference in savings. In addition, you would be either offsetting carbon footprints, reduction in fossil fuel consumption and most importantly contributing to save the environment. There is a high presence of reluctance when a recommendation for change is proposed – even with highlighted upside. Just like we have previously presented an assessment about renewable energy power provider, we wanted to inform people again about saving with renewable sources.

In addition to seizing the opportunities on federal and state rebates, there is also the return-on-investments and increased value inherited. An average pay back on wind and solar (with minimum install) is 5 – 7yrs – quite reasonable. So the incentives, tax credits and return on investments are among the things in it for you. A growing number of people are savoring these things, and counting…so find green, get green, save green!

Images courtesy of :
kennyshappysolar.com
ask.inc.com

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Geothermal is good!

Posted on July 7th, 2011 by Nick

Ever wish you had an unlimited supply of thermal energy to keep you warm in the winter or cool in the summer? Well, you’ve always had it, but it was just not connected to you. There’s plenty of heat just below the Earth’s surface, and that’s where the benefits of a geothermal system come in.

The words “geo” (earth) and “thermal” (heat) literally mean “heat from the Earth.” Depending on your latitude, if you dig about 6 to 10 feet underground, the temperature of the earth is at a constant 45 to 75 degrees Fahrenheit. Scorching summers or blizzard winters, the heat underground stays relatively the same. This means you can run pipes from your home to the ground, to circulate a liquid to exchange heat, and control your temperature as needed.

For example, in the winter time, a geothermal heat pump moves the cold temperature into the ground, heats it up with the surrounding warmth of the earth, and brings the heat back up to the surface to warm up your indoor environment. Similarly, during the summer, the heat pump can reverse the process by moving the heat indoors to the ground where it’s cooler, and bring it back up for to cool down your environment.

Why Geothermal?

This process is a lot more efficient than using heating oil, gas, or electricity to heat up or cool down the surrounding air to a desired temperature.

According to the U.S. Dept. of Energy, geothermal heat pumps use 25% to 50% less electricity compared to regular heating/cooling systems.

The Environmental Protection Agency estimates that a geothermal system reduces the consumed energy (and related emissions) by as much as 44% compared to air-source heat pumps, and by as much as 72% compared to electric heating with standard air-conditioning. In addition, geothermal systems do a great job maintaining indoor relative humidity at 50%, making them even more advantageous for people living in humid areas.

Geothermal systems are very quiet, since they don’t have an outside condenser unit like air conditioners do. The key components are easily accessible for maintenance. Warranties on the underground piping last 25-50 years, and the actual heat pump should last 20+ years.

The Incentives

The federal government offers 30% off your total cost for a geothermal heat pump installation, in the form of a personal tax credit. At the state level, Maryland offers rebates of $2,000 (residential) to $7,000 (non-residential). The District of Columbia doesn’t have any incentives for geothermal at the time of writing. Virginia doesn’t have any state rebates, however utilities such as TVA offer loans of up to $10,000 through a 3rd-party lender at a 6%-8% 10-year term.

As you can see, geothermal is an efficient and eco-friendly alternative for heating and cooling purposes. It’s a win-win for you and the environment.

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Wednesday, July 6, 2011

SG Blocks on Homes

POSTED ON JULY 6TH, 2011 BY NICK

This outta be more than a cool thing rather an amazing new wave in architectural technology topped with green initiative. Though it has been four years since its inception, their focus attests to the fact that green technology and innovation is just scratching the surface of efficient technology in construction. SG Blocks LLC is a missouri based company committed to developing greener construction in a stronger, efficient and renewable method. They excel in their construction services in Green Steel, Prefabrication and full modular construction. They primarily provide all these using steel shipping containers; which many don’t know is a good source of material that serves for a greater use than its initial purpose.

SG Blocks Development Director stated that after shipping containers is used, ranging from six to ten years, they “…recycle them into a superior building product, which requires a minimum amount of energy expenditures leaving a minimal footprint in terms of impact on the environment”. These steeled containers are reported to stand much greater amount of resistance in terms of weatherization while its duration is in the span of 50 plus years.

Compared to modified block or drywall construction, SG Block’s model is considered a preferred choice for remodeling by reduced construction of 30%, cheaper construction methods (than traditional projects) and significantly efficient as a leading transitional construction.  It is amazing looking from these pictures, the design and model, structurally molded from steel containers. This grass-root innovation SG Block has created, will move to greater measures as it elevates greener construction projects and affordability. It will certainly change – if not already, the nature of modern building construction.

Besides the impressive assessment of SG Blocks technology edge, it is important to understand that green remodeling is not only a better option but cheaper – especially with rise to recycled or renewable materials. Our purpose to highlight benefits of green remodeling is to impart newer knowledge of efficient housing endeavors to both uninformed and green-minded homeowners, share new DIY tips and encourage green remodeling practices to our DMV residents.

what is the state of your home? Stressed about your high electric bill expense?We will be delighted to help for either an energy audit or wind REC transition option here.

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Friday, July 1, 2011

4th of July – Celebrate with Green Fireworks

POSTED ON JULY 1ST, 2011 BY NICK

July 4, 2011 will mark anotherth Birthday of the American flag of fifty stars, but most importantly it will be a day when all Americans celebrate our independence from the Kingdom of Great Britain. Traditionally, the 4thof July is celebrated with the explosion of brightly colored pyrotechnics a.k.a fireworks but if you are an American you already know all this. However, did you know that traditional fireworks are filled with toxic pollutants such as “percholorate” which is an environmental pollutant with potential adverse effects on people and wildlife? In addition, some fireworks can also contain other harmful ingredients, such color-producing heavy metals which have the potential to contaminate our water supply if exploded over a lake or river.

The good news is that researchers have developed new pyrotechnic formulas that replace “perchlorate” with nitrogen-rich materials or “nitrocellulose” which burns cleaner and produce less smoke. One company in which you can purchase these “Environmental Friendly” fireworks is called “BIG FIREWORKS”.

Big Fireworks is the first to develop a green line of fireworks last year in 2009. Their Green Fireworks use 100% recycled material with as little packaging as possible and some are even smokless. Also, their Green items are free of the harmful ingredient “perchlorate” but instead full of nitrogen-rich materials called “nitrocellulose” as mentioned earlier. A link to their website can be found below:

Buy Green Fireworks!

https://www.bigfireworks.com/green-fireworks.aspx

This 4th of July should not just be a celebration of a “Free America” but also the starting point for a “Greener America” where ALL Americans, not only a select few, make the conscience decision to participate in the green movement. It will not only have a positive impact on the environment today but it will also benefit FUTURE GENERATIONS.

Start your “Green Celebration” today by entering your zipcode here!

Sobuka connects people to green minded contractors. To find a contractor in your area, please visit us at www.sobuka.com and enter your zip code.

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Is your home or business using clean power?

POSTED ON JULY 1ST, 2011 BY NICK

Many states (like DC, MD, PA, etc) nationwide have gone through energy deregulation, meaning that you can now choose your electricity (or gas) supplier. Because of deregulation, there are several options available when it comes to powering your home or business, one of which is clean electricity. Renewable power companies (solar, geothermal, wind, etc.) scattered all over the USA produce clean electricity that is available for green enthusiasts everywhere. This clean electricity cannot be efficiently transported nationwide on a separate grid for specific paying customers, due to the long distances. Also, each electron generated from a clean source cannot be tracked individually once it goes into the national electric grid. So how can someone use clean electricity if they don’t have a clean power source nearby? Say hello to the Renewable Energy Certificate (REC). This tool was created through the EPA’s Green Partnership program. For more details on RECs check out this EPA.gov white paper [.pdf]), but we’ll give you the gist of it here.

What’s a REC?

When a wind farm somewhere in the midwest produces 1000 kilowatt-hours of electricity, two things happen: (1) the physical electricity goes into the national electric grid, thus providing power to the people nearby, and (2) a REC is created for that 1000 kilowatt hours of electricity generated, and this REC is tracked (info on geographic location and vintage of the generator) by a regional tracking system. One REC is equal to 1000 kilowatt hours of electricity produced by a renewable source (solar, geothermal, wind, etc.). These RECs are sold nationwide, and tracking systems allocate each REC to its purchaser.

So if you want to use clean renewable energy to power your home or business, and you can’t use solar panels, or geothermal, or wind turbines, etc. you can simply buy RECs from a supplier to cover your electricity usage and call it done.  RECs are sold at a dollar-per-kilowatt-hour ($/kWh) rate that can be very competitive to your current energy supplier’s rates. There is absolutely no additional equipment needed, and you’ll still have the same electric grid reliability you’re used to! Because RECs are purchased through a one or 2-year contract, you’ll know exactly what your electricity rate will be for the duration of the contract, and more importantly, you’ll know that your electric bill payments go directly to fund more renewable power sources, like that wind farm out in the midwest. Basically, your current electricity provider will take your money and buy the amount of electricity you consumed for the month, from a clean power source, on your behalf.

What will my electric bill look like?

You’ll still get the same bill from your electricity provider, but here’s what changes: the generation and transmission costs are now taken care of by the clean RECs you purchased, while the distribution is still handled by your electricity provider. Think of it this way: the power generated by the wind farm, and the transmission of that power over huge electricity towers near highways is accounted for in the cost of the wind REC. The distribution of that power to your local neighborhood is taken care of by your existing utility.

Looking at my regular PEPCO electric bill for July, for a total of $961 kWh of electricity, I paid $52.31 for distribution, $111.62 for generation, and $3.38 for transmission, a total of $167.31. Hypothetically, had I switched to a 1-year contract of 100% wind power through wind RECs (at a fixed rate of 0.105 $/kWh), I would have paid $100.91 for generation and transmission, and the existing $52.31 for distribution, a total of $153.22.

Applying these calculations to a 1-year contract, I could have saved about $164 per year! So why wouldn’t anyone want to do this again??? The process to switch is very simple, and it doesn’t cost you anything… well, except 5-10 minutes of your time :) . You can easily start bygetting quotes on the REC rates available to you through certified REC suppliers in the area. Enter your zip code, select “wind services” and request quotes from up to 3 suppliers in your area.

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