Greenpeace, an NGO today claimed that risk from radioactive contamination in Mayapuri area of New Delhi still remained dangerously high. <br/><br/>Addressing mediapersons in the Capital, Radiation Safety Expert, Jan Vande Putte said that a combing operation established atleast six hotspots in the area with high levels of radioactive contamination. <br/><br/>Accusing the government of negligence, he added that local workers are being still exposed to unacceptable levels of radiation.<br/>