Some students from Diponegoro University, Indonesia are perform a stunt theatrically on sunday, april 20, 2014. This action is done to commemorate the earth day proper falls on 22 april 2014.

Sounds also contains student oration call to keep the Earth and the environment. Oration and theatrical action is intended for the visitors car free day.

In addition to the theatrical action, some students were also seen handing out goody bag that comes from eco-friendly materials for the people that was follow the car free day.To get one of the goody bag for free, people must be exchanged 5-10 fruit bottles of mineral water small.