NEW YORK — Solar energy may finally get its day in the sun.
The high costs that for years made it impractical as a mainstream source of energy are plummeting. Real estate companies are racing to install solar panels on office buildings. Utilities are erecting large solar panel "farms" near big cities and in desolate deserts. And creative financing plans are making solar more realistic than ever for homes.
Solar power installations doubled in the United States last year and are expected (…)
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