Air quality data from the LIFE+RESPIRA project in Pamplona, Spain: PM1 in 2017 (03h UTC) (clipped PNG)

PNG image representing clipped interpolated air quality data from the LIFE+RESPIRA project (http://www.liferespira.eu/) in Pamplona, Spain, with measures of PM1 during 2017, aggregated by hour (03h UTC).

这张PNG图像展示了西班牙潘普洛纳市LIFE+RESPIRA项目（http://www.liferespira.eu/）中经过裁剪与插值处理的空气质量数据，涵盖2017年PM1的测量值，按小时（协调世界时（UTC）03时）聚合。