Problems and Solutions by Hiền Nguyễn Thị Diệu https://padlet.com/nguyenthidieuhien255/ikyxz5qjbohw List at least 3 environmental problems in your city/town. And suggest 2 solutions for each problem. en-us 2018-11-21 15:44:43 UTC 2025-11-16 06:03:15 UTC hello@padlet.com https://padletuploads.blob.core.windows.net/prod/80264060/cdf38ae2d21ee13c036196e76c1eb262/Backback.png Litter : signs; burning leaves: raise awareness; smoking: signs 15950011 https://padlet.com/nguyenthidieuhien255/ikyxz5qjbohw/wish/310454447 2018-12-03 15:19:32 UTC https://padlet.com/nguyenthidieuhien255/ikyxz5qjbohw/wish/310454447