We should regularly clean the school grounds and in the classroom, should plant a lot of trees, should dump garbage in the trash, limit the drop of food.(ÂY LÀ Ý KIẾN RIÊNG CỦA MIK, CHÚC BN HC TỐT!!)

Waste reduction and recycling

+More than 78% of school waste could be diverted from the trash to organics composting and container/paper recycling collection programs.
+50% of school waste could be managed via organics composting programs that accept food waste, liquids, and nonrecyclable paper.
+The most common material generated by schools was food waste—23.9% of the total waste generated.
+Recyclable paper (cardboard, white office paper, and mixed paper) accounted for 23.5% of the total waste generated by schools.
Solve : 
build green building / don't throw trash