Prime Minister picking up litter is not something you see everyday. Indians woke up to visuals of him cleaning a beach He¡¯s in Mamallapuram for an informal summit with Chinese President. Although, he was criticised for collecting plastic in a plastic bag, what PM Modi was seen doing this morning is now the biggest trend worldwide.It¡¯s popularly known as 'Plogging'. In fact, it¡¯s not something new.