what was the theme of national science day celebrated on 28 february 2017
National Science Day The theme of the year 2017 was "Science and Technology for Specially Abled Persons"[2]
World Environment Day The Slogan of the 2015 edition of the World Environment Day is "Seven Billion Dreams. One Planet. Consume with Care". The slogan was picked through a voting process on social media.[7][8] In Saudi Arabia, 15 women recycled 2000 plastic bags to crochet a mural in support of the WED 2015.[9] In India, Narendra Modi planted a Kadamb sapling to celebrate the World Environment Day and raise awareness for Environment.[10][11] Italy is the host country of the 43rd edition of the WED. The celebrations took place as part of Milan Expo around the theme: Feeding the Planet - Energy for Life.[12]