In summer 2023 a huge blue green algae bloom appeared on Lough Neagh and turned 392 square kilometres of water into a toxic green soup. The question is, why did it happen? The truth goes right back to the 1950s. JOIN THE COMMUNITY: https://www.patreon.com/stephenjreid OTHER PLACES YOU CAN FIND ME: Instagram: https://www.instagram.com/stephenjreid/ Twitter: https://twitter.com/stephenj_reid Facebook: https://www.facebook.com/stephenjreidfilm