Volcanic Gas Sampling, Chile (IMAGE) Terry Collins Assoc Caption Gas sampling at Lastarria Volcano (northern Chile) during the Trail by Fire expedition (www.trailbyfire.org). Download at http://bit.ly/2lp0MeK Credit Yves Moussallam, Lamont Doherty Earth Observatory Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.