A lake formed by a landslide on the Nepal-China border began overflowing on Friday, threatening areas already devastated by this week's flash floods and halting rescue efforts, authorities said.
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authorities → form → efforts
"We have received a notice saying that the lake has broken its banks," Narendra Pariyar, the most senior bureaucrat of the hard-hit Rasuwa district, told DW.
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Pariyar → receive → DW
"We can see that the level of water in the river is rising.
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level → see → river
"
Residents in Nepal's border district of Rasuwa were seen fleeing up hillsides as they braced for a surge in river levels, Reuters reported.
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Reuters → see → levels
Due to the risk of the lake bursting, all Chinese rescue personnel were told to withdraw to a safe area, state broadcaster CCTV said.
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CCTV → burst → area
Nepal authorities also paused rescue operations for at least 90 minutes, an army official told Reuters.
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official → pause → Reuters
Rescuers have been racing to find hundreds of people still missing, two days after a catastrophic flash flood struck the Himalayan border between Nepal and China.
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flood → race → Nepal
Nepal authorities said on Friday afternoon that the country's death toll had risen to 538, up from 390 a day earlier.
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toll → say → 390
China has updated its earlier count of three to five deaths in Tibet.
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China → update → Tibet
The two countries said 977 people remained missing, including as many as 517 foreigners from more than 30 countries.
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people → say → countries
Nepal: WHO and Red Cross warn disaster is 'not over'
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disaster → warn → ?
The International Red Cross estimated that over 93,000 people have been directly affected by the catastrophe and are in urgent need of humanitarian assistance.
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people → estimate → assistance
"We're of course very concerned about a secondary flood," said spokesman David Fischer at a press briefing in Geneva, adding that Red Cross relief trucks had been blocked by the lake which formed following the landslide.
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which → say → landslide
Kamal Kishore, Head of the United Nations Office for Disaster Risk Reduction, warned of further "cascading hazards that might unfold" and said: "The disaster is not yet completely over.
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disaster → warn → hazards
It is still unfolding in some ways.
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It → unfold → ways
The World Health Organization (WHO) warned of the risk of disease in the wake of the disaster.
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Organization → warn → disaster
"Following a disaster of this scale, displacement, overcrowding and disruption to water, sanitation and health services can increase the risk of infectious diseases, including diarrhoea and respiratory illnesses," said spokesman Tarik Jasarevic.
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Jasarevic → follow → diarrhoea
Wednesday's disaster, triggered by a glacial collapse that sent rock and meltwater surging into rivers below, left a new danger in its wake: a barrier lake formed upstream by debris dams.
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rock → trigger → dams
China's Ministry of Water Resources said the lake held roughly 2 million cubic meters of water as of Thursday and was expected to receive another 3 million cubic meters — equivalent to about 1,200 Olympic swimming pools — over the following three days, with peak flow expected around September 1.
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flow → say → September
Chinese national broadcaster CCTV said the lake's barrier sat more than 10 kilometers (6.2 miles) from Gyirong Port, the border crossing that was engulfed by the initial flood, and is at an elevation roughly 1,000 meters (3,280 feet) above it.
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that → say → it
The country had mobilized an eight-member engineering team to survey the lake by air and build 3D models of the site.
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country → mobilize → site
Engineer Chen Hanxiao described the difficulty of the terrain: "After the glacier collapse created the lake, many isolated cliffs and steep cliffs appeared along it," he told CCTV.
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he → describe → CCTV
He said the team's general strategy was to dig a drainage channel at a lower point of the dam, though the channel's exact width and depth would depend on calculations of water flow and how quickly the lake continued to fill.
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lake → say → flow
Their survey found the lake to be about 150 meters long and 40-50 meters deep.
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lake → find → ?
Continuing rain in the area, which is forecast to last through the coming week, has further destabilized the surrounding soil and rock.
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which → continue → soil
On Friday afternoon, Chinese state media reported that the first professional rescue teams had reached the "core rescue site" or the area wiped out by a mudslide.
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teams → report → mudslide
What did Nepal say about search and rescue?
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Nepal → say → search
Nepal's Foreign Ministry said Friday it does not need foreign assistance for search-and-rescue operations, despite offers of help from several countries with nationals still missing.
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nationals → say → countries
Foreign Ministry spokesperson Lok Bahadur Chhetri said Nepal's security agencies were managing the response.
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agencies → say → response
Our security agencies are doing the search and rescue operation.
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agencies → do → operation
For now we don't require such help," he said.
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he → require → help
Hundreds of foreign nationals remain unaccounted for, including from South Korea, which has already sent a response team and plans to dispatch a disaster relief unit.
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which → remain → unit
South Korea's Foreign Ministry confirmed that Nepal had indicated it was not yet ready to accept foreign rescue teams, adding, "South Korea will keep negotiating with Nepal over the matter."
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Korea → confirm → matter
Seoul has pledged $1 million (€860,000) in humanitarian aid through international organizations, after reporting nine of its nationals missing and 10 stranded after a hydropower plant they were working at was hit by the flood.
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they → pledge → flood
According to local media, India, China, the United States, Britain, Japan, South Korea, Sri Lanka and Bangladesh have all asked Nepal's government for permission to send their own search-and-rescue teams to assist.
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India → accord → teams
Edited by: Natalie Muller
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you → edit → news
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