Campaigners say millions have not had even one vaccine dose, raising concerns for their communities.
Low-energy designs and technologies can keep homes comfortable, come rain or shine.
Almost every part of Nigeria is facing a security crisis - from kidnapping to extremist insurgencies.
Thailand and Indonesia's switch to other Covid jabs has raised questions about Chinese vaccines.
Olympics organisers are being urged to investigate allegations of threats, discrimination and abuse.
Seven months on, farmers are still striking against contentious new laws outside the national capital.
Israeli tech firm NSO denies media reports that its software has been sold to authoritarian regimes.
"Covid anxiety" is among the explanations for the increasing popularity of out-of-school teaching.
The whole of Scotland has now moved to the lowest level of Covid regulations.
