Dolina Stążki (IMAGE) Max Planck Institute of Geoanthropology Caption Stążki river valley - the complex of rich fens having an origin in the medieval period. Palaeoecological signal of deforestations, agriculture and then forestry development was inferred in high resolution from this peat archive. Credit Mariusz Lamentowicz Usage Restrictions The use of images is limited to editorial coverage of scientific topics relating to the activities of the Max Planck Society. Any kind of commercial use (including, in particular, the exploitation of images by means of sale or incorporation in image databases or image catalogues) as well as any promotional use/use for merchandise purposes, disclosure to third parties or granting of related rights to third parties is expressly not permitted. License Original 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.