Scientific sources
- Human Fertility and religions in sub-Saharan Africa: A comprehensive review of publications and data, 2010-2020 – African Journal of Reproductive Health (2023)
- Achieving sustainable population: Fertility decline in many developing countries follows modern contraception, not economic growth – Sustainable Development (2022)
- Overpopulation is a major cause of biodiversity loss and smaller human populations are necessary to preserve what is left – Biological Conservation (2022)
- Reconciling a positive ecological balance with human development: A quantitative assessment – Ecological Indicators (2021)
- Human fertility in relation to education, economy, religion, contraception, and family planning programs – BMC Public Health (2020)
- How should ecological citizens think about immigration? – The Ecological Citizen (2019)
- Aging Human Populations: Goof for Us, Good for the Earth – Trends in Ecology & Evolution (2018)