By: John Carter
Who would ever expect that New England contains some of the most important gemstone deposits in the world? The actual truth is that it does. Every state in New England produces gemstones in commercial quantities of one type or another. It is entirely possible to...
By: Nedjoua Boudemagh - 376490
Petroleum exploration is notoriously risky. Scarce resources are allocated to drilling opportunities with no guarantee that significant quantities of oil will be found. In the late 1980s and early 1990s the Phillips Petroleum Company was involved in oil and gas exploration along the eastern and...
By: Tommy Jensen
I live in the Mojave desert just north of Palm Springs, I have experienced several earthquakes in my time. One of them was the famous Landers quake in 1992, it was close to an 8 magnitude. Ever since that day I became fascinated with their...
By: Andrew Baker
Formation of soil from solid bedrock. Millions of years ago, a huge limestone mountain stood like a giant against the horizon. Water, carrying carbonic acid leaked into the mountain, and after millions of years, created small caves and caverns. On the outside of the mountain...
By: Anita Gates
The three classes of rocks are formed in different environments and are linked by the rock cycleThere are three major types of rocks : igneous, sedimentary and metamorphic rocks. They are linked by the rock cycle where the natural and continuous repetitions of melting and...
A guide to plate tectonics: How continents move
By: Rex Trulove
As little as a hundred years ago, earthquakes were thought to be spawned by demons or deities. The mere thought that something as solid and obviously stationary as the ground we stood on could actually be moving was considered ludicrous.It had been noticed by...
By: April Starr
Granite is a natural stone product. Our Earth is estimated to be at least 4.5 billion years old. When Earth was forming it was a hot liquid ball of rock. While the Earth cooled three types of rock were formed. These three types of...
By: George Ivanov
The threat of a super eruption at Yellowstone is quite possible to imagine. Earth has been subjected to cataclysmic events in the past, and will continue to be in the future.But try to imagine the very size of the eruption. I also watched the...
By: Beth Ramsay
The lithosphere is made of tectonic plates. These plates move around the Earth's surface, constantly drifting apart and crashing together. There are 12 tectonic plates in total. These 12 plates float on the liquid magma of the asthenosphere and are currently moving in all different...
By: Mary Tyrer
From the Beginning: Since man realized how to make fire he then realized there was more than just muscle and sunlight to help get through the daily business of living. The earliest of humankind found a way to use fossil fuels to his advantage. With...

 

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