Climate of Denial | By Al Gore

We do have another choice. Renewable energy sources are coming into their own. Both solar and wind will soon produce power at costs that are competitive with fossil fuels; indications are that twice as many solar installations were erected worldwide last year as compared to 2009. The reductions in cost and the improvements in efficiency of photovoltaic cells over the past decade appear to be following an exponential curve that resembles a less dramatic but still startling version of what happened with computer chips over the past 50 years.

Climate of Denial | By Al Gore

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