Bad news: Greenhouse gas concentrations reach yet another high

The World Meteorological Organization (WMO) Bulletin of November 25th, showed that globally averaged concentrations of carbon dioxide (CO2) reached 407.8 parts per million in 2018, up from 405.5 parts per million (ppm) in 2017. Concentrations of methane and nitrous oxide also surged by higher amounts than during the past decade. Despite all the commitments under the […]