Extracurricular or extra academic activity (EAA) are those that fall outside the realm of the normal curriculum of school or university education, performed by students. Extracurricular activities exist for all students.
A festival is an event ordinarily celebrated by a community and centering on some characteristic aspect of that community and its religion or cultures. It is often marked as a local or national holiday, mela, or eid. Next to religion and folklore, a significant origin is agricultural. Food is such a vital resource that many festivals are associated with harvest time.
Freshers Day is a welcome party to newcomers and there is a need to be friendly and motivate juniors. But these days, fresher parties have become fashion shows and are celebrated in pubs and clubs. Though we enjoy a lot in such places, it also attracts youth to unhealthy habits.
World Environment Day
World Environment Day is the "people's day" for doing something to take care of the Earth. That "something" can be focused locally, nationally or globally; it can be a solo action or involve a crowd. Everyone is free to choose.