New Delhi, April 22 -- The Delhi Development Authority has told the National Green Tribunal (NGT) it is committed to protecting the Yamuna floodplains, with regular encroachment removal drives being carried out along the 22-km stretch of the river in Delhi. However, in cases where encroachers had received a stay from high court and were continuing to run illegal dairies, DDA had sought assistance from Delhi's animal husbandry department and the Municipal Corporation of Delhi (MCD) to seize such cattle, it said....