By Christine Wipfli, Contributing Reporter

RIO DE JANEIRO - For one year the project to build walls around the favelas of Rio has been underway, yet many continue to question what exactly is the government's motive for constructing the so called “eco barriers".

The state government of Rio de Janeiro calls the eco barriers project a means to prevent the illegal building of slums from expanding into the heavily forested hillsides. However, some argue environmental concerns are covering up the government’s security . . .

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