quarta-feira, 29 de julho de 2009

Velas e Carbono* Candles and Carbon

The widespread practice of misguided eco-Luddites turning off their lights for Earth Hour and burning candles as a source of light is grossly misguided and actually contributes to increased carbon dioxide emissions. [reading more here: Physical Insights]
In a society where 94 percent* of the electrical energy generated is generated using fossil fuels, ordinary citizens using electricity are not to blame for anthropogenic greenhouse gas emissions.

* Ref: Relatório Estatístico dos Consumos Energéticos 2009 da IEA http://www.iea.org/Textbase/stats/surveys/mes.pdf

Ideia entretanto também referida em Calor: Como Impedir o Planeta de Arder, de George Monbiot

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Turn Up the Heat