CO2 센서 on 아두이노
CO2 센서 이산화탄소 공기질 측정 Carbon Dioxide Gas sensor(RX-9) www.esrl.noaa.gov/gmd/ccgg/trends/ Global Monitoring Laboratory - Carbon Cycle Greenhouse Gases Monthly Average Mauna Loa CO2 June 2020: 416.39 ppm June 2019: 413.93 ppm Last updated: July 6, 2020 The graphs show monthly mean carbon dioxide measured at Mauna Loa Observatory, Hawaii. The carbon dioxide data (red curve), measured as the mol www.e..