CO2
来自Jack's Lab
1 Overview
早期大气中的 CO2 含量约为 0.03% (300ppm),最近夏威夷莫纳罗亚气象台观测站的最新数据已经超过 400ppm:
June 2019: 413.92 ppm June 2018: 410.79 ppm Last updated: July 8, 2019
Carbon Dioxide concentration at Mauna Loa Observatory:
From: https://www.esrl.noaa.gov/gmd/ccgg/trends/
2 测量