Oil production fell by 400,000 barrels of crude per day, down from one million bpd in March as oil fields were closed.
A group of protesters said it would occupy city streets and squares until all the ruling political bodies "announce their resignation in public".
With the presidential election just over a week away, an official of the country's electoral commission says it has become impossible to hold the vote on time.
At least a dozen bodies were found in warlord Khalifa Haftar's stronghold of Benghazi, local media said earlier this week.
Forces like the UAE, Saudi Arabia and Egypt that have destabilised the UN-backed government in Libya may be shifting their approach.
The top UN official for Libya said that an advisory committee for representatives of Libya's different regions has proposed a way forward for choosing a transitional government that would lead the war-torn country to elections late this year.
Hanan al Barassi, a lawyer and outspoken critic of abuses in areas held by warlord Khalifa Haftar's illegal militia, was assassinated in public, rights groups say.
Libya's electricity supply has deteriorated this year, leading to protests in Tripoli and Benghazi over poor living standards, amid a surge in cases of the novel coronavirus.
With a ramped-up Russian and Emirati presence in Libya, Turkey is engaging international stakeholders to maintain stability and prevent aggressive expansion.
Documents published by the government show the illegal seizure of state land and property by the Military Investment Committee, a shady financial authority under warlord Khalifa Haftar.
Egypt has numbers but it can't sustain a war, even with the help of Gulf funding.
At least 20 operatives from Australia, France, Malta, South Africa, Britain and the United States had travelled to Libya to support warlord Khalif Haftar and hit Turkish shipments to Tripoli-based UN-backed government, a new report says.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2022 TRT World.