YALOVA, TURKEY – JUNE 08: A drone photo shows a cleaning process for removing of mucilage also known colloquially as sea snot invading the Marmara Sea, at a shipyard region in Altinova district of Yalova, Turkey on June 08, 2021. Turkish Environment and Urbanization Ministry authorities initiate “Marmara Sea Action Plan” involving public sector, academics networks, municipalities and NGOs to clean-up the Marmara Sea. ( Erhan Erdoğan – Anadolu Agency )