• The Arc Basement 1.
  • The Hive Basement 5.
  • Binjai Hall, outside the Reading Room.
  • Nanyang Crescent Hall, outside the Lift Lobby
  • The Hive, Basement 5.
  • North Hill Binjai Hall, outside the Reading Room.
  • Nanyang Crescent Hall, outside the Lift Lobby.
  • North Spine Student Activities Centre, outside Welfare Services Club Room.
  • Outside Lee Wee Nam Library at North Spine.
  • Outside Lecture Theatre 23 at South Spine.
  • North spine.
  • South spine.
  • NTU Sports and Recreation Centre.
  • Outside School of Civil and Environmental Engineering Office.
  • Hall 6 outside Hall 6 auditorium

Yellow – Trash to Treasure.
Green – Foodbank.
Purple – Save that Pen.
Blue – Shoe Recycling.
Black – E-waste Recycling.