Air pollution and climate data capturers

Alcobendas City Council: polluting and atmospheric data collected at Alcobendas station Data on concentration of nitrogen monoxide, nitrogen dioxide, ozone, chemoluminescent ozone are expressed in milligrams per cubic metre of air (µg/m³); the wind speed data is expressed in meters per second (m/s); the wind direction data is expressed in degrees (Grd); the temperature and indoor temperature data are expressed in degrees Celsius (°C); the relative humidity data is expressed in percentage (%); the pressure data is expressed in millibars (mbar); the solar radiation data is expressed in watts per square metre (W/m²); precipitation data is expressed in litres per square meter (l/m²)