poster

in Morden society people are more reliant on technology , we uses computer/ technology in countless way, such as working, entertaining we even need. them to survive. but it cost entry waste and electoral stain

image of the earth and the recycling sign

image of electronic devices

use contrast/proximity to show how important the
information are

use some of kind of darker color like gray
or
use green then use saturation and that represent the environment is getting worst
this could be the background color/ the color of each side of the poster

use some font that isn't look relaxing and chill

use handwriting/ decorative