The volcano shot a vast cloud of ash far into the sky that smothered villages in drifts of grey volcanic dust. via REUTERS. About 300,000 people live on Russia’s vast Kamchatka peninsula, which ...

Now scientists are reporting a new discovery on Lake Mead’s dry bed: rocks laced with volcanic ash that rained down on southern Nevada during explosive eruptions roughly 12 million years ago.

Low Lake Mead reveals prehistoric volcanic ash A motor boat exits the Boulder Canyon area at the Lake Mead National Recreation Area as the waterline continues to recede on Wednesday, July 20, 2022 ...

Record-low water levels in Lake Mead in Nevada and Arizona have exposed volcanic ash from eruptions 12 million years ago as far away as Idaho, Wyoming and Colorado. Top News U.S. News ...

As Lake Mead's water level continues to drop, scientists at UNLV have discovered sedimentary rock laced with volcanic ash that hasn't been visible since the 30s.

Some of those layers are made up of ash spewed by volcanic eruptions. The UNLV scientists determined that many of the layers date back between six and 12 million years, while some are as young as ...

Lake Mead continues to reveal secrets, this time it's prehistoric volcanic ash.

Now scientists are reporting a new discovery on Lake Mead’s dry bed: rocks laced with volcanic ash that rained down on southern Nevada during explosive eruptions roughly 12 million years ago.