When we talk about the Earth Charter, we're talking about a sustainable way of life and living in a way that promotes sustainable living.

CNN: Earth Charter sets course for sustainable living

" Exploring Synergies between Faith Values and Education for Sustainable Development" by the UNESCO Chair on Education for Sustainable Development (2012) The Earth Charter Center for Education for Sustainable Development and the University of Peace (Costa Rica).

UNESCO: UNITWIN

These four principles illustrate that the concept of sustainable development in the Earth Charter embraces the view that the problems of poverty, environmental degradation, ethnic and religious conflict, and social injustice are all interdependent, and that policies that address one problem can impact and improve other issues.

UNESCO: Understanding sustainable development

Roughly 297m people, less than 5% of the Earth's total, live in the 40 charter-member C40 cities.

ECONOMIST: Cities and climate change

Draft proposals, published last year, were opposed by groups including the National Trust, Campaign to Protect Rural England and Friends of the Earth, amid criticism that they amounted to a "developers' charter".

BBC: UK Politics

The discussion in support of the charter is simple: Form a global partnership to care for Earth and mankind, or risk self-destruction and the loss of diversity of life.

CNN: Earth Charter sets course for sustainable living