The growth rate of the atmospheric abundance of methane (CH 4) reached a record high of 15.4 ppb yr −1 between 2020 and 2022, but the mechanisms driving the accelerated CH 4 growth have so far been ...

Influenza viruses are globally important human respiratory pathogens. These viruses cause seasonal epidemics and occasional worldwide pandemics, both of which can vary significantly in disease ...

Such annual epidemics are caused by newly circulating influenza A and B virus strains generated by the process of 'antigenic drift' ( Box 2 ), and seriously affect an estimated 3–5 million ...