By: Rick Bavera
One of our most reassuring comforts is that when we look out our window at the yard, or take a walk down the street, or go to the beach, or go rock climbing, is that we are interacting with "solid earth." When things operate...
Avalanche survival tips
By: Schmity Marshall
Surviving an avalanche-one of the most destructive forces this planet Earth could bring to us. Below are five tips on how you may just be able to survive an avalanche if you ever have the mishap of being stuck in one.Hold on to something...
What is a lahar?
By: Olivia Kay
Lahars cause volcanic activity to be as deadly as it is. At rapid speeds, these muddy streams of water, similar to the consistency of wet concrete, carry volcanic debris including ash, cinder, and large boulders down the slopes of volcanoes or river valleys, merciless. People...
By: Perry McCarney
Lahars are still a very dangerous and life-threatening component of volcanic activity in today's world. While other aspects can be more physically dangerous, in our technologically advanced society, the seismographic monitoring stations located on most non-dormant volcanoes provide sufficient warnings, if heeded, of these aspects...
What is a lahar?
By: Fran Moriarty
The Earth rumbles, grumbles, snorts, and regurgitates- it spews hot liquids and poisonous gases. It throws rocks. It tears at land by winds. It rains flood in some places while denying any moisture in others. It is as if the earth is at war with...
The difference between the moment magnitude scale and the Richter scale
By: Fran Moriarty
Humans have an innate drive to describe things. Man is a creature of measurement. Science is the answer to man's drive to measure. Size and quantity are inherent to scientific measurement. Numbers make up data. For example, hurricanes are measured by category (1-5) based on...
The deadliest earthquakes on record
By: Fran Moriarty
The earth shaking and quaking is not the concern. These are some 8000 earthquakes each year. Eight Of these are major quakes. Yet is is only the earthquakes that cause death that capture the headlines. The actual killer is the events that earthquakes set off...
The difference between shallow-focus and deep-focus earthquakes
By: Perry McCarney
The focus of an earthquake is the location where this major earth-moving event occurs within the outer layer, called the lithosphere, of our planet Earth. The damage it inflicts, from our human perception living on the surface as we do, is partly dependent on the...
The difference between the moment magnitude scale and the Richter scale
By: Perry McCarney
Earthquakes are frequent events. Dozens occur daily in the outer layer of our planet Earth, called the lithosphere; although most are too small to be noticeable, let alone newsworthy. The lithosphere consists of the upper mantle topped by the crust; it varies in thickness from...
Avalanche survival tips
By: JRR
Imagine yourself high on a mountain, surrounded by a world of white. The air around you crisp and cold. The silence so complete it seems you can hear your own thoughts as if they are spoken out loud. Suddenly the ground seems to disappear under...

 

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