Ludhiana, April 21 -- Students of Sri Guru Hargobind Public Senior Secondary School, Thakkarwal, celebrated Earth Day with great enthusiasm on Saturday. The school choir presented poems and speeches on the occasion. The students of the kindergarten wing decorated their scrap books. The tiny tots planted saplings in the school premises. The senior students organised a rally to create awareness regarding saving the planet among people. Principal Jasbir Kaur Grewal appreciated efforts of the students. She said everyone should join hands to protect our earth from increasing environment degradation....