COVID and the climate: how to keep up?

For the past year, the virus has been pushing us around. Since the WHO officially announced the outbreak of Sars-Cov 2 in early January 2020, everything has accelerated. Intensive care on the verge of a nervous breakdown, excess mortality, compulsory masks, confinement. The virus threatens us. The pandemic continues unabated. One year on, how do we assess the situation? How can we rise to the occasion? Other viruses are likely. Should we revise our worst-case scenarios? Politicians were able to impose unpopular measures to curb the pandemic, so why is it so difficult for the climate?