In this episode, our leader Professor Hirdan Katarina hosts a debateabout the conditions of exploration and the market of shale gas. We get to see the perspective of four specialists Dario Arias (UCASAL), Renato Ciminelli (UFMG), Eduardo Pereira (University of Scandinavia) and Keith Hall (University of Lousiana), talking about shale gas across the world and what changes with the global crisis.