Ulaanbaatar transformed by rural exodus as the city's youth search for their place, in pictures

As the Mongolian capital hosts the 17th United Nations Convention to Combat Desertification (COP17), which began August 17, Le Monde is showcasing the work of photographer Odhran Dunne. In 2025, he turned his lens on this rapidly changing city, capturing portraits of its youth while exploring their hopes and memories of the steppes.