As Australia reaches 62 per cent of eligible people being fully vaccinated, and Sydney opens up to newfound freedoms, there are fresh warnings of the dangers of leaving our neighbours behind.

New research warns that at current vaccination rates, the 70 per cent vaccination target won’t be met until at least 2030 in 20 low-income countries.

And there are growing concerns that deadlier mutations of the virus could evolve in the developing world within the next year.

Today on Please Explain, foreign affairs and national security correspondent Anthony Galloway joins Bianca Hall to discuss the growing inequality in vaccine access, and the threats it poses to us all.