Before revision: 2023: A blue-green algae bloom occurred in Lough Neagh, Northern Ireland, the largest fresh water lake in the UK and Ireland were 40%DIF < of Northern Ireland gets its tap water from.
After revision: 2023: A blue-green algae bloom occurred in Lough Neagh, Northern Ireland, the largest fresh water lake in the UK and Ireland where 40%DIF < of Northern Ireland gets its tap water from.