News tagged with ash particles

Bali airport reopens, but volcano still spewing ash

The airport on the Indonesian resort island of Bali reopened Wednesday after an erupting volcano forced its closure two days ago, but the country's president said the danger had not passed and urged anyone within the mountain's ...

dateNov 29, 2017 in Environment
shares4 comments 0

Shedding light on plumes

Ludwig Maximilian University of Munich researchers have shown that volcanic lightning results from the discharge of static electricity accumulated by ash particles in the rising plume. Observations of such flashes could help ...

dateJun 14, 2016 in Earth Sciences
shares9 comments 0

Don't build your model on sand

Volcanic ash can damage jet engines, and Ludwig-Maximilians-Universitaet (LMU) in Munich volcanologists have developed a new empirical model for assessment of the risk. Their results show that tests using sand do not reflect ...

dateMar 14, 2016 in Earth Sciences
shares18 comments 1

Meat and bone meal as a source of phosphorus

Slaughterhouse waste is processed into meat and bone meal and subsequently fed to livestock or incinerated. This meal could be put to better use, though. It contains phosphorus, a scarce mineral used as fertilizer. A new ...

dateDec 01, 2015 in Other
shares5 comments 0

The ashes of Mt. St. Helens

The massive eruption of Mt. St. Helens 35 years ago is one of the largest ever seen in North America. LMU volcanologists now report a retrospective analysis of salts leached from the ash deposited by the volcano on that occasion.

dateJun 26, 2015 in Earth Sciences
shares32 comments 0