What different types of ecological literacy are there?

- functional

- cultural

- critical

Stables, A. (1998). Environmental literacy: Functional, cultural, critical. The case of the SCAA guidelines. Environmental Education Research, 4(2), 155−164.

in
Morrone, M.; Manci, K. & Carr, K. (2001). Development of a metric test group differences in ecological knowledge as one component of environmental literacy, Journal of Environmental Education, 32(4), 33-42.