The document provides clues about nature and the environment. It refers to segregating something, smog rising above a city uninvited, and forests being called "Earth's lungs." It also mentions securing and damaging something, likely referring to protecting and harming the natural world.

1. CLUE 1
Even children know this, you have to segregate …
CLUE 2
Smog rises above the city, although no one invited him here.
CLUE 3
It's a treasure of treasures, we know they are Earth's lungs
-.-. ..- - - .. -. --. / -.. --- .-- -. / - .-. . . ...
CLUE 4
It must be properly secured and carefully damaged.
-.-. .... . -- .. -.-. .- .-.. / .-- .- ... - .