In recognition of her work to create a new body of Earth Law, international environmental lawyer and activist, Polly Higgins, has been appointed to the Arne Naess Chair for Global Justice and the Environment at the Centre for Development and the Environment (SUM), an international research institution at the University of Oslo, which promotes scholarly work on the challenges and dilemmas posed by sustainable development. Previous holders of the Chair include James Lovelock and Stephan Harding.

In March 2010 Polly Higgins proposed to the United Nations that Ecocide be made the 5th Crime Against Peace.