Just cut the paper into the shape of leaves or flowers and write some environmentally friendly words on it.

Pay attention to the following points: to be vivid, you can make up short stories, have characters and dialogues, draw beautiful flowers and trees, prohibit them from appearing, step on green grass and other scenes, and have vivid and specific slogans.

For example, please protect green life. You can write an article on the word casually, make it bigger, and then draw some flowers and grass on it.