Tesla Powerwall VS. Gas Generator

Thinking of investing in a backup power system for your home? This side-by-side comparison of a battery backup vs. gas generator takes a look at cost, fuel supply, size, features, and maintenance. 10-year cost of ownership shows that a Tesla Powerwall is far cheaper than a gas generator of similar size. powerwall_vs_generator  
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10 Interesting Facts About Offshore Wind Energy

10. Offshore Wind Resources Are Abundant: Offshore wind has the potential to deliver large amounts of clean, renewable energy to fulfill the electrical needs of cities along U.S. coastlines. 9. Offshore Wind Turbines Can Be Extremely Tall: In order to capture the abundant wind resources available offshore, offshore turbines can be over 500 ft, about…
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How To Clean Your Solar Panels

If you have a residential solar energy system, your panels are either on your roof or on a ground mount system. Either way, they're likely sparkling clean because you clean them regularly, right? OK, you clean them once a year, right? You've cleaned them once when they were new? Well, if you’re like most of us,…
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Do Humans Need Sunlight To Survive?

The sun is the source of all heat and light energy on Earth. Aside from the obvious benefits of solar energy, and aside from our obvious knowledge that the sun is the source of all food on earth, how much direct or indirect sun does the human body need to survive, if any? We know…
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Will my solar PV system work during a power outage?

There are two reasons that ordinary grid-tied solar will not work during a grid failure. The first is a technical reason and the second is a safety and regulatory issue. First and foremost is the technical reason. The electronics that control a solar system constantly adjust voltage and current to keep the panels operating efficiently…
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