1. What good is it, anyway?;Callicott,2016
2. A New Environmental Ethics;Rolston,2011
3. Summary for Policymakers of the Global Assessment Report on Biodiversity and Ecosystem Services of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services,2019
4. Sponsoring Nature: Environmental Philanthropy for Conservation;Ramutsindela,2011
5. Targeting global conservation funding to limit immediate biodiversity declines;Waldron;Proc. Natl. Acad. Sci. U. S. A.,2013