On September 27th the Intergovernmental Panel of Climate Change, IPCC, consisting of a few hundred scientists, gathered in Stockholm, Sweden, to evaluate the level of global warming, and they shared with us some worrisome data: «the concentrations of carbon dioxide, (CO2), methane, (CH4), and nitrous oxide, (N2O), primarily responsible for global warming, now considerably surpass the highest concentrations registered in ice nuclei during the last 800,000 years». It is 95% certain that human activity has contributed to this warming. Between 1951 and 2010, the temperature rose between 0.5°C and 1.3°C, and in some places it has already risen by 2°C. The predictions for Brazil are not good: starting in 2050, we could have a permanent summer: all year round.
This temperature could have devastating effects on many eco systems, and on children and the elderly. The IPCC scientists issued a passionate call to the people, to initiate immediate action on…
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