Regional Museum of Natural History (RMNH) has organised a painting and drawing competition on the theme air pollution for higher primary school students as part of World Environment Day Celebrations on June 5 from 10 am to 11.30 am at its premises in Siddarthanagar in city. A street play to educate the visitors on ill-effects of air pollution is also organised on the same day at Mysuru Zoo campus near Amphitheatre from 3.30 pm to 4.30 pm. Interested may contact Ph: 0821-2447046 or Mob: 89715-42145, according to a press release from RMNH Director Dr. G.N. Indresh.