Tolong jelaskan mengenai Lihat pula dari Modal alami

The Economics of Ecosystems and Biodiversity

Jansson, AnnMari; et al. (1994). Investing in Natural Capital : The Ecological Economics Approach to Sustainability. Washington, D.C.: Island Press, 504 pp. .

Daily, Gretchen C. (editor) (1997). Nature’s Services: Societal Dependence on Natural Ecosystems. Washington, D.C.: Island Press, 392 pp. .

Prugh, Thomas; Robert Costanza et al. (1999). Natural capital and human economic survival. Solomons, Md.: International Society for Ecological Economics, 180 pp. .

Helm, Dieter (2015). Natural Capital - Valuing Our Planet. Yale University Press; 277 pp.

Costanza, Robert (Lead Author); Cutler J. Cleveland (Topic Editor). 2008. "Natural capital." In: Encyclopedia of Earth. Eds. Cutler J. Cleveland (Washington, D.C.: Environmental Information Coalition, National Council for Science and the Environment). First published in the Encyclopedia of Earth February 26, 2007; Last revised July 31, 2008; Retrieved September 5, 2008.

Earth Economics Natural Capital Accounting Solutions Article

Natural Capital Project.  A joint venture among The Woods Institute for the Environment at Stanford University, The Nature Conservancy, World Wildlife Fund.

NOAA Economics US Economic Benefits of Natural Systems to Business and Society.