Act now to prevent oxygen shortage in Covid-hit countries, say campaigners

People queue with empty oxygen canisters hoping to refill them for relatives with Covid-19, in Lima, Peru. Photograph: Rodrigo Abd/AP

People queue with empty oxygen canisters hoping to refill them for relatives with Covid-19, in Lima, Peru. Photograph: Rodrigo Abd/AP

source https://www.theguardian.com/world/2021/may/02/act-now-oxygen-shortage-covid-hit-countries