25 janeiro 2005

CONTAMINANTES

Countdown to global catastrophe: Climate change: report warns point of no return may be reached in 10 years, leading to droughts, agricultural failure and water shortages
Daqui a 10 anos será tarde de mais
Menos de dez anos para desactivar 'bomba' climática
Humans 'may have saved world from ice age': Humans may have unwittingly saved themselves from a looming ice age by interfering with the Earth's climate, according to a new study.

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