Could Some High Arctic Ponds Hold a Missing (And Significant) Source of Carbon Emissions? (image) University of Toronto Share Print E-Mail Caption Researcher Gillian Thiel records water samples taken from a pond in the High Arctic near the Cape Bounty Arctic Watershed Observatory. Credit Melissa Lafrenière. Usage Restrictions Photo credit given. Share Print E-Mail 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.