Earth Changes
Satellite images of dramatic changes in a glacier in the Russian High Arctic is forcing scientists to rethink how cold-based glaciers work.
Cold-based glaciers exist at high latitudes that receive little snow or rain. They rarely move more than a few yards per year.
University of Colorado Boulder glaciologist Michael Willis was studying the Vavilov Ice Cap on October Revolution Island in the Kara Sea north of Siberia when he discovered the glacier began sliding dozens of times faster than is typical, according to a blog post from NASA.
The quake struck at a relatively shallow depth of 17km off the east coast of Sulawesi island, the USGS said, where a 7.5-magnitude quake-tsunami around the city of Palu killed more than 4,300 people last year.
Indonesia's disaster agency issued a tsunami warning for coastal communities in Morowali district, where residents were advised to move away from the coast.
In a social media post, the city's emergency management bureau wrote that two more workers had been confirmed dead, adding to the five that had been declared dead in a statement from earlier that same day. The latter statement had also said all the deceased were municipal employees who had been cleaning and surveying drainage systems during the torrential downpour Thursday that led to the flash flood.
Rescue operations to locate the four workers still missing are currently underway, according to authorities.
No injuries were reported but the sand storm has resulted in massive crop losses for local farmers, and some property has been damaged.
The fruit and almond productions have been the most affected by the frosts and hailstorms recorded in recent days in practically the whole Iberian Peninsula, according to Agroseguro.
The first estimates point to more than 12,200 hectares of crops being hit.
The frosts have caused the most damages. More than 6,000 hectares of almonds have been affected, especially in the province of Albacete, which accounts for more than half of the affected acreage. Meanwhile, 4,000 hectares of fruit trees have also been damaged, especially in the Region of Murcia, due to the low temperatures registered since the early morning of March 27. Frosts have also caused damage to fruit crops in Albacete, Zaragoza, the Region of Valencia, Navarre and La Rioja.

The unusual weather phenomenon was captured on video in Barcelona and also on the islands of Menorca and Mallorca.
Several amazing videos were shared on the WeatherMeteoWorld Facebook page that features'severe weather updates' for 'storm chasers, forecasters and hurricane chasers across the globe.'
The unusual weather phenomenon was captured on video in Barcelona and also on the islands of Menorca and Mallorca.
Sucking up moisture and circulating air in the same way as a terrestrial tornado, waterspouts have been known to lift up small vessels and throw containers off ships.
According to local media reports, no one was harmed by the waterspout.
The owner is now facing criminal charges for negligent homicide and violation of the Animal Protection Law.
Anseong Police Station said the 62-year-old woman, who was taking a stroll around the center, was attacked by a Tosa dog on Wednesday morning, causing injuries to her chest and buttocks. She was taken to the hospital but died five hours later.
The victim had lived at the nursing center for years.
Volcanic Ash Advisory Center (VAAC) Tokyo warned of a large volcanic ash plume rising to 33,000 feet (10.1km), or flight level 330, and moving 45 kts to the south.
Particulates ejected to altitudes above 32,800 feet (10km), and into the stratosphere, have a direct cooling effect on the planet.
The KVERT observatory warns that ash explosions of up to 49,200 feet a.s.l. could occur at any time.
This unstable stratovolcano, with a recent eruptive history littered with VEI 4s and 5s, has seen a tremendous uptick in activity so far in 2019.
There were no immediate reports of damage or casualties from the quake, which struck 174 km (108 miles) east of the city of Hachinohe, at a depth of 27 km (17 miles), the USGS added.












