Air quality data from the LIFE+RESPIRA project in Pamplona, Spain: PM1 in 2017 (09h 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 (09h UTC).

PNG图像表示来自西班牙潘普洛纳LIFE+RESPIRA项目（http://www.liferespira.eu/）的经过裁剪与插值处理的空气质量数据，包含2017年PM1的测量值，按小时（协调世界时09时）聚合。