The United Nations has asked Australia to urgently evacuate detainees from the Pacific islands of Nauru and Papua New Guinea, saying it bears responsibility for their deteriorating health conditions.

Silatech, a leading social organisation based in Qatar, has launched a humanitarian campaign which involves a `competition' to support the needs and requirements of young refugees and internally displaced persons in conflict zones with special focus on countries like Syria.

The United States announced a 185-million-dollar boost in aid to Rohingya refugees late Monday.

The editorials highlighted Qatar's warning of the deterioration of humanitarian conditions in Gaza and the continued Israeli aggression against the Palestinian people.

In Lebanon's eastern border town of Arsal, men, women and children of all ages piled into cars, minivans and tractors.

Dozens of Syrians approached the Israeli frontier on the Golan Heights on Tuesday in an apparent attempt to seek help or sanctuary from a Russian-backed Syrian army offensive, before turning back after a warning from Israeli forces.

Myanmar has detained dozens of Rohingya refugees who have tried to return home, the UN human rights chief said Wednesday, questioning the sincerity of the government's purported repatriation programme.

Hezbollah will work with the Syrian state and Lebanon's General Security agency to help return Syrian refugees who want to go back home, its leader said on Friday, a project that critics see as premature in the absence of a peace deal.

Their belongings piled nearby, elderly displaced Syrians struggled against the wind as they fastened a white tarpaulin on the metal frame of their makeshift new home in the country's south.

German Chancellor Angela Merkel said on Friday on a visit to Lebanon that conditions in Syria are not yet right for refugees to return, an issue which has led to a dispute between Lebanon's foreign minister and the UN refugee agency.

More than 1,000 people were rescued from the Mediterranean over the weekend, with migrants attempting to cross into Europe, often on unseaworthy boats, according to rescuers.

A brief but heavy downpour turned roads into quagmires in the world's largest refugee camp, hindering relief efforts and hinting at the danger ahead for the Rohingya refugees.