NATIONAL SAMPLE COVERAGE

Soil samples from across Japan,
brought together on one map.

How many soil samples have arrived—and from where? Explore samples collected across Japan by municipality, collection date, land use, and N2O emission rate.

4,041SAMPLES
47/47PREFECTURES
559/1896MUNICIPALITIES

EXPLORE THE MAP

Sample collection by region

Zoomed out, the map shows prefectures; zoom in to explore municipalities.

Prefecture view
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