Air quality data from the LIFE+RESPIRA project in Pamplona, Spain: NO2 in 2017 (04h UTC) (interpolated PNG)

PNG image representing interpolated air quality data from the LIFE+RESPIRA project (http://www.liferespira.eu/) in Pamplona, Spain, with measures of nitrogen dioxide during 2017, aggregated by hour (04h UTC).

该PNG图像展示了来自西班牙潘普洛纳市LIFE+RESPIRA项目（http://www.liferespira.eu/）的插值空气质量数据，包含2017年按协调世界时04时聚合的二氧化氮监测数据。