S4.E21 ∙ T4 E21 - Tiago Barbosa, Surfistas Negras e No Corre

They go out with slogans on streets, climb with flash-lights on the roofs, they want to be noticed. Why? They are 18-20 years old, they are in motion. What for?

'2012 A Journey to the Maya Heartland' examines some of the parallels that exist between the collapse of the Classic Maya civilization in the central lowlands of the Peten jungle in the eighth century AD and the environmental effects we are confronting as a result of Global Climate Change today in our own culture, both in North America - and in particular the American Southwest - as well as in Latin America. Beyond this, 2012 examines some of the wider effects of climate change, from changing demographics to political and economic disruptions, to the very personal issues of truth and justice and how they are playing themselves out in people's lives today.

FIRST TO FALL follows a group of young civilian expatriate 'rebels' on their 8-month journey to liberate Libya, their home country. They give up comfortable, stable lives in order to take up arms against a corrupt regime and risk their lives in a brutal, chaotic war.

A team of underdogs go on a world tour to get to the roots of the escalating mercury issue. From fish to vaccines to dental fillings to coal fired plants to the global transport of mercury, they find that mercury is much more toxic and pervasive than they thought and the cover up is even bigger.