Site of Nature Conservation Interest (SNCI), Site of Importance for Nature Conservation (SINC) and Regionally Important Geological Site (RIGS) are designations used by local authorities in England for sites of substantive local nature conservation and geological value. The Department for Environment, Food and Rural Affairs has recommended the generic term 'Local Site', which is divided into 'Local Wildlife Site' and 'Local Geological Site'. There are approximately 35,000 Local Sites