RWA sector-51 complains of continued infringement of green belts by Authority RWA sector 51 discuss issues with general manager, Work Circle 3 Noida Authority's team faces alleged violence while removing encroachment Noida: Resident bodies raise the issue of rampant encroachment CitySpidey Impact: Noida Authority cleans drains of Sector 51 Noida: Trees growing inside stormwater drains pose problems for residents Noida: RWA seeks security after attack on sanitation staffs by striking workers