18/12/2009 19:30:00
Braskem takes part in the UN conference and reinforces the importance of renewable energies
COP-15, to be held until December 19th in Denmark, aims at establishing guidelines to reduce gases emission and stimulate the use of alternative energies
COP-15, to be held until December 19th in Denmark, aims at establishing guidelines to reduce gases emission and stimulate the use of alternative energies