‘We can have art and greenery’: Black Muse festival marks opening of sculpture park in Benin City
Project in southern Nigeria to honour the city’s centuries-old artistic traditions and bring a new audience to contemporary art
‘Politicians actually taking action’: six world mayors defying climate-sceptic populist leaders
From Sierra Leone to Milan, cities are introducing their own rules and innovations in the face of rising temperatures
UK rejected atrocity prevention plans for Sudan despite warning of possible genocide
Exclusive: British government adopted ‘least ambitious’ option months before RSF’s massacres in El Fasher