Pico do petróleo

Um dos grandes problemas que se perfilam no horizonte - a quantos anos?

• The end is nigh Gristmill: The environmental news blog Grist;

• Oil Production Falls by Nine Percent; Civilization Ends. - Scitizen: "In the absence of new investment to increase oil production, oil output is set to decrease by 9.1% per annum. This is the conclusion of a report by the International Energy Agency. As a rule of thumb, a decline of 2% means painful adaptation, a 5% fall signifies very painful adjustments and 10% portends wholesale societal disintegration."