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Solar as an investment

A solar system in Houston will pay for itself in about ten years. It does this by generating electricity you would otherwise buy from the grid, that you can use to power your electronics, iron your shirts, keep your drinks cool, whatever you want to use it for. At current…

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Net-Zero and Solar Buyback

What happens in the middle of the day when nobody is at home and the sun is at its brightest? Your solar system generates a ton of electricity, but it’s not getting used. Where does it go, and how does this affect your finances? And what happens at night when…

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The economics of a rooftop solar system

Question: How long does it take for a solar system to pay for itself? I get asked this more than any other question pertaining to solar energy, and invariably, I hem and haw, because like most things, it’s complicated. Depending on the person who’s doing the asking, I’ll answer in…

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The Power Grid

The grid is the vast, interconnected network of power plants, power lines, transformers, and other scary, high voltage things that virtually every building in America is connected to. The grid is a vast, tangled web, and pretty much every strand, node and hub is owned by someone different. It’s complicated,…

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How Solar Works

Amazing solar fact: According to most experts, enough energy hits the earth in a single hour to meet all of humanity’s energy demands for an entire year. Read on for more such tidbits of wisdom, and a quick explanation of how solar works! How to get electricity from sunlight The…

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