Explain the following term/concept.
Janhit Yachika is also known as Public Interest Litigation. Public Interest Litigation means a legal action initiated in a court of law regarding a matter of general public interest. It is a legal facility under which any person can approach the court of law in the interest of society. Its aim is to provide a legal remedy to unrepresented groups of society. The party which is not related to grievance can also file public interest litigation. It is filed in the High Court as well as Supreme Court directly in some cases.