A farmer sprays pesticides on crops. New research from the lab of Kimberly Parker at the McKelvey School of Engineering shows that amines, sometimes used as an additive in herbicides, can enter the atmosphere, where they pose risks for human health and alter the atmosphere. Credit: Shutterstock
Avaaz.org Australia could let mining magnates build one of the world's largest coal ports on top of the Great Barrier Reef ecosystem -- opening access to 8 billion extra tonnes of planet-killing coal and risking the survival of this entire amazing world heritage site. Details here.