article_snippet.sent: The United Nations Disaster Assessment and Coordination (UNDAC) team who is on the ground coordinating international relief efforts says The United Nations Disaster Assessment and Coordination (UNDAC) team who is on the ground coordinating international relief efforts are doing all The United Nations Disaster Assessment and Coordination (UNDAC) team who is on the ground coordinating international relief efforts can to address the problem.
article_snippet.sent: There are lots of flights arriving from around the world for search and rescue, and that's the challenge we're trying to address by supporting the airport staff directly," said Marcus Werne, a UNDAC team leader.
article_snippet.sent: The situation has deteriorated to the point where relief workers are as good as stranded.
article_snippet.sent: Pirtha Raj Joshi, a disaster management officer for Nepal Red Cross, had to walk 10 hours to reach a office in one of the severely affected districts, said Chapagain.
article_snippet.sent: Initial reports from the IFRC say that over 36,000 houses have been totally destroyed, with the number expected to rise as teams arriving in severely affected areas continue to assess damages.
article_snippet.sent: Typically what we see, also in other emergencies, is that it takes a few days for supply lines, distribution lines to stabilize," UNDAC's Werne told CNN.
article_snippet.sent: Right now CNN're working with a lot of secondary data, and working on some of the key vulnerable areas identified prior to the earthquake," he added.
article_snippet.sent: CNN's Manesh Shrestha in Kathmandu, and Bex Wright and Jethro Mullen in Hong Kong, contributed to this report.