Niger holds the world’s sixth-largest uranium reserves.

Niger holds the world’s sixth-largest uranium reserves. The quantity of uranium held by Brazil stands at 167,800 tonnes. Despite possessing large uranium reserves, Brazil produces a relatively small amount due to challenges related to regulations and infrastructure. The top 10 countries with the largest uranium reserves are based on data from the World Nuclear Association’s 2023 ‘Nuclear Fuel Report’ and the IAEA’s 2024 ‘Red Book’, these are the top 10 countries. The top ten countries with the smallest uranium reserves are the countries with the biggest uranium reserves.