CONTAMINANTES

Mais um ponto para a minha causa da semana de quatro dias: Workweek Causes Climate Fluctuations: The five-day workweek may be affecting the climate, researchers say. Findings published online this week by the Proceedings of the National Academy of Sciences indicate that daily high and low temperatures fluctuate on a weekly cycle in many locales in direct response to human activity, causing scientists to dub it "the weekend" effect.