ScienceDaily: For the first time, satellite mapping of Latin America shows that the continent's agricultural expansion has waned in the wake of the global economic downturn, according to UBC research. "Nearly every agricultural region across Latin America slowed down in expansion from 2007 to 2013, compared to the previous six years," says Jordan Graesser, the study's lead author. Graesser is a visiting international student at UBC's Liu Institute for Global Issues and the Institute for Resources, Environment...