Question

what makes our surroundings dirty ?​

Answer 1

Answer:

all the unwanted things which r not of any use to us is known as waste ...

Explanation:

HOPE U UNDERSTOOD IT

Answer 2

Answer:

there are many factors

starting from physical i.e improper waste disposal ... poor sewage facility.... standing water etc. to ethical or social issues like hatred for each other in one's heart based on cast / religion / community etc

doing private things in public (from kissing to urination). also contributes a major portion