Malaysian Nature Society (MNS) Selangor Branch is very alarmed to hear of yet another landslide that occurred on 23 October 2021 at Bukit Persekutuan, affecting houses in adjacent Bukit Bandaraya, Bangsar.   The Vibes reported on 24/10/21 that, “The (Fire & Rescue) Department has advised residents in the area to vacate their homes, saying the situation poses a danger.”   As a key stakeholder with our MNS headquarters in Bukit Persekutuan, we urge the authorities to urgently provide a permanent solution to redress this matter, before a potentially bigger calamity occurs. We would like to highlight two factors that must be taken into consideration:- 1) In July 2014, Unit Geosains, Jabatan Mineral dan Geosains Malaysia, Selangor/Wilayah Persekutuan confirmed the presence of a natural waterway in Jalan Abdullah, Bangsar, which is in the immediate vicinity to Bukit Persekutuan.   a. Tampering with this can only pose serious adverse and dangerous consequences. 2) The removal of trees (e