Samuel Loewenberg provides a vivid description of increasing hunger in Niger (Aug 21, p 579), but gives insufficient emphasis to the imperative to increase access to voluntary family planning. Niger has a total fertility rate of 7·4, 49% of the population is younger than 15 years, and the current population of 15·9 million is projected to grow to between 52 and 64 million by 2050, making it the second most populous country in Africa. Only 15% of women enter primary school, and only one in ten uses any form of contraception. The total fertility rate of 3·3 assumed in “low” population projections...