Atmospheric Evaluation Maps Using Bryophytes (Hachioji City, Tokyo) (IMAGE)

Hokkaido University

Atmospheric Evaluation Maps Using Bryophytes (Hachioji City, Tokyo)

Caption

In these images, green indicates a low value and red indicates a high value. (a) Severity of nitrogen pollution evaluated by the percentage of nitrogen content (N%), (b) Degree of NOx pollution evaluated by the stable isotope ratio of nitrogen in bryophytes (δ15 N‰), (c) Index of atmospheric purity evaluated by biodiversity and the cover of bryophytes, (d) Increase of drought stress accompanying urbanization evaluated by the distribution of drought-sensitive bryophyte species.

Credit

Oishi Y. and Hiura T

Usage Restrictions

This image is copyrighted and can be used for reporting this press release if properly credited.

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.