The ecological footprint is a tool that works out the amount of land that you need to provide a population with all their resources and to absorb all their waste
Towards a sustainable York is about taking local action to tackle global issues. There are a number of existing and emerging issues which are of global significance and which will require a co-operative and co-ordinated international response
Sustainable development means 'development that meets the needs of today without compromising the ability of future generations from meeting their needs'