Pollution – By Kobra in São Paulo Brasil

On Facebook. In São Paulo Brasil. By Kobra.

Chico Buarque e Ariano Suassuna ganham graffiti de Kobra em São Paulo

Conheça alguns dos mais incríveis murais de Kobra pelo mundo

Eduardo Kobra Brazil street artist tribute to Brazilian architect

Kobra: o muralista brasileiro que conquistou o mundo

7 pics: Ricardo Romero on early 20th century child labor in Pataias, Portugal

By Kobra – In São Paulo, Brazil

Brazilian artist's mural 'for the planet' proves big draw for UN

Brazilian graffiti artist Kobra unveils new mural in Sao Paulo

Corrosion and pollution in Brazil

By Herakut in Mannheim, Germany. Photos by Emmanuel Brochet (on Facebook)

Interamerican Association for Environmental Defense