Rodrigo Baleia first embarked on a Greenpeace trip to make photographs of the Amazon rainforest in 2000- and after twelve years and about 218,000 miles of flight documentation, he is still not satisfied with his mission in chronicling the deforestation of the Brazilian Amazon.

"I live this torment," Mr. Baleia said, "because I'm not sure if my work was good or strong enough to make an effective change in people's lives."

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