By Nathan M. Walters, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL – Throughout history, cinema has played an important role in furthering social issues. The influence of the medium has made a dramatic impact on Environmentalism, notably with Al Gore's An Inconvenient Truth and more recently with Carioca director João Amorim's 2012: Time for Change.
The director took a break from his busy Rio +20 schedule to talk with The Rio . . .
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