"It is useful to have an up-to-date estimate of a single integrating number expressing the trends in the long-lived greenhouse gases contributing to that change. This number can help convey how fast these greenhouse gases are increasing, and the progress, or lack thereof, in slowing the rate of increase. The number on the Counter is based on global measurements. It shows the total estimated tonnage of these gases expressed as their equivalent amounts of carbon dioxide, with seasonal and other natural cyclical variations removed to more clearly reveal the underlying long term trends driven by human and other activity."The carbon footprint of the billboard, which includes nearly 41,000 LEDs, is offset using carbon credits. As a company, Deutsche Bank is working to reduce its carbon emissions annually by 20%, with a goal of carbon-neutrality from 2013. Carbon credits? RECs? It's still noteworthy and praiseworthy. How does your company compare? The Carbon Counter Number is also available anytime at www.know-the-number.com — or right on your own computer via a free downloadable widget.
— Share This Posting!
Would a gas condensing tank heater perhaps run about even in terms of cost with a HPHWH in VT?
Hard to figure out without really knowing...
I have just built a house in Australia with an AAC floor. At 120lbs for 6ft by 2ft slabs, it is not lightweight. It is 3 inches thich with thin...