NEW DELHI: As per the studies conducted by the Indian National Centre for Ocean Information Services (INCOIS) that more than 20 percent of the coastline in Andhra Pradesh is under a serious threat of soil erosion, Union Minister of State for Home, Nityanand Rai stated in the Rajya Sabha on Wednesday. Answering a query posed by YSRCP MP V Vijaya Sai Reddy, the Minister