The World Health Organisation (WHO) cancelled another planned medical aid mission to Gaza on Wednesday over security concerns, the sixth such cancellation in two weeks.
WHO Director-General Tedros Adhanom Ghebreyesus said it was the sixth mission to northern Gaza cancelled by the UN agency because requests to visit had not been approved or assurances over security provided since its last visit, on December 26.
"Intense bombardment, restrictions on movement, fuel shortage and interrupted communications make it impossible for WHO and our partners to reach those in need," he told a virtual press conference from Geneva.
"We call on Israel to approve requests by WHO and other partners to deliver humanitarian aid," he added.
The Israeli offensive launched in the wake of a rampage by Hamas in southern Israel on October 7 has displaced most of Gaza's 2.3 million population, left many homes and civilian infrastructure in ruins, and caused acute shortages of food, water and medicine.
The WHO said on Wednesday only 15 hospitals in Gaza remain functional, even partially.
A Ukrainian drone attack late on Tuesday knocked out power to areas of Ukraine's Zaporizhzhia region under Russian control, the Moscow-installed governor said.
Israel is demanding the release of all 50 hostages held in Gaza, Israeli public broadcaster Kan cited the prime minister's office as saying on Tuesday, as talks on a proposed deal envisaging a 60-day truce and release of half the hostages continue.
U.S. President Donald Trump said on Tuesday he hoped Vladimir Putin was going to "be good" and move forward toward ending the war in Ukraine, but conceded it was possible the Russian president doesn't want to make a deal.
Aid worker killings rose nearly a third to almost 400 last year, the most deadly year since records began in 1997, and the conflict in Gaza is continuing to cause high death rates for humanitarian staff in 2025, U.N. and other data showed.
Israel is studying Hamas' response to a Gaza ceasefire proposal, two officials said on Tuesday of a potential deal for a 60-day truce and the release of half the Israeli hostages still held in the battered enclave.