Bare Peat Surfaces (IMAGE) University of Eastern Finland Caption Bare peat surfaces in the discontinuous permafrost zone of the sub-Arctic East European tundra. New research explores the source of unexpectedly high nitrous oxide emissions from such bare peat soils in Arctic tundra. Credit University of Eastern Finland Biogeochemistry Research Group Usage Restrictions Please mention the credit. 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.