The fair is consolidated, in this 2nd edition, as a knowledge and business generating center between governments and industry, and becomes the most representative and inclusive event in Brazil. It showed launches of products, services, equipment and solutions directed towards sustainable development and towards the new economy, encompassing prevention, treatment and remediation in the Waste, Sanitation, Air, Soil, Energy and Noise sectors.

Held from April 27 to 29 at the Anhembi Exhibition Pavilion in São Paulo, it was the principal center of discussion about fostering green economy and sustainable development. The fair brought together around 120 exhibitors in a seven thousand square meters area, and 9,674 thousand visitors.
The event, of which a highlight was the qualification of the public, was sponsored by Foz do Brasil, Caixa Econômica Federal, Eletronorte and Sebrae.

Held together with the AMBIENTAL EXPO 2010, the CONGRESSO AMBIENTAL EXPO 2010, which received 280 participants in debates and round tables focused on the macroeconomic aspect of the environment and its relationship with the governmental areas, addressing: Air, Water, Wastes and Energy.