13/01/2022 (Agence Europe) – To limit global warming to 1.5°C by 2100, the rate of CO2 added to the atmosphere must slow by about 20% over the next five years, the UK’s Met Office said in a forecast published on 11 January. These forecasts indicate that the increase in atmospheric CO2 concentration in 2022 will be 2.14 ± 0.52 ppm compared to 2021 (a lower increase than in recent years due to the favourable La Niña climate phenomenon). However, under the 1.5°C long-term warming...