Alternative Energy Growth Creates Headache

From Marketwatch

By Claudia Assis

A rush to renewable energy could make it harder to keep the lights on in the U.S., according to a Los Angeles Times article.

Alternative energy is a new source of anxiety for energy officials, who worry about the effects of bringing more wind, solar and geothermal power to a grid designed for the previous century, the newspaper said.

Grid limitations will also undermine efforts by activists to move more quickly away from greenhouse-gas emitting power plants, it said.

The grid mainly exists to keep power supplies steady and predictable — and green energy is the least predictable kind. Whether or not technologies that can store renewable energy will become economically viable on a large scale is “hotly debated,” the newspaper said.

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