Climate and Environmental Justice Rio+20, Debate with UN reveals tensions in Green economy 18 June 2012 View the video RELATED NEWS: Nyéléni Newsletter: Challenging the financing behind green and blue grabbing Brazil: MST reaches out to families affected by Rio Grande do Sul floods. Urges international support BRAZIL: MST Postpones National Congress to help Rebuild Rio Grande do Sul La Via Campesina Brazil calls for international solidarity as flood devastates Rio Grande do Sul