World Environment Day is observed every year on: June 27, 2021 / By Preparation Point / International Days Mcqs Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn 1 June 3 June 5 June 7 June World Environment Day is observed every year on 5 June across the globe. Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn