Mars, Incorporated Joins Call To Value And Maintain The Earth's Natural Capital PR Newswire RIO DE JANEIRO, June 15, 2012 - One of the world's leading food manufacturers to become signatory of The Leadership Compact at Rio +20 RIO DE JANEIRO, June 15, 2012 /PRNewswire/ -- Mars, Incorporated announced today that it has become a signatory of The Leadership Compact convened by The University of Cambridge Programme for Sustainability Leadership – a statement of intent signed by global business leaders, committing to value and maintain the Earth's natural capital. The Leadership Compact, which will be signed by Mars, Incorporated ahead of the United Nation's Conference on Sustainable Development – Rio +20 – seeks to draw mutual agreement from business leaders, whilst simultaneously urging international governments to align economic development with the responsible and sustainable use of natural resources. Rio+20 will be attended by Andrew Hobday, chief sustainability officer, Mars, Incorporated where historically world leaders join with government participants, NGOs and the private sector to define pathways to a safer, cleaner and greener world for all. In 2012, the conference will focus on two themes: a green economy in the context of sustainable development and poverty eradication and secondly, the institutional framework for sustainable development. "Society is facing grand challenges across climate change, food security and economic & social development that also affect Mars.