Haitham Mohamed Ibrahim has declared a cholera epidemic due to contaminated drinking water and weather conditions.
Health officials warn of the danger of water contamination in the aftermath of catastrophic floods in Libyas east.
Tens of thousands of survivors are homeless and badly need clean water, food and shelter, UN agencies warn.
Derna city smells like death as rescuers try to reach thousands of survivors trapped without water, food, and shelter.
Residents of Derna tell the BBC how they got out alive as floodwaters smashed through the city.
Egypt is concerned that Ethiopia is using water from the Nile to fill its giant Renaissance dam.
At least 10,000 people are missing, rescuers struggle to recover bodies swept away in raging flood waters.
Eyewitness footage shows a torrent of water flowing through Derna, causing massive destruction.
To stay alive, earthquake survivors need access to clean drinking water and proper sanitation services as a priority.
Officials say the group ignored alerts after straying from Moroccan waters, but a survivor disputes this.