Forecasters and scientists are predicting an El Nino year. Antonio Neves reports on the climate patterns and chain of events that occur around the world.
Elana Michelle describes the dangers of trans fats and interviews people who have worked to get trans fats banned by the FDA.
Elana Michelle reports on the positive and negative impacts of hydraulic fracturing & how citizens and corporations are working together to find common ground.
Spencer Michels examines the debate over rerouting water from the California delta.
Vince Patton investigates how intermittent and overwhelming influxes of pine butterflies destroy forests in Oregon.
Miles O'Brien reports on a burgeoning field of stem cell biology that allows scientists to manufacture living organs.