Princess Maha Chakri Sirindhorn described several profound changes that have taken place since the 1990 Jomtien Conference on Education for All, from climate change and natural resource depletion to rapid urbanization.

UNESCO: EDUCATION

OECD, would like a compromise which at least tries to attach monetary values to the depletion of natural resources, while admitting that degradation may be almost impossible to capture.

ECONOMIST: An invaluable environment

These include increasing social disparities and inequity, population growth, climate change, the deterioration and pollution of the environment, the unsustainable use of freshwater and depletion of ocean resources, as well as increasing cases of natural and human-made disasters.

UNESCO: Social and Human Sciences