By: John Welford
Glaciers change the landscape in two ways, namely by what they take away and what they leave behind. These processes are termed glacial erosion and glacial deposition. Although the term “glaciation” includes a range of processes such as the formation of ice sheets and...
By: Christa Banchs
Air - it is all around. It can move slow or fast. It can gust past as a storm approaches or as the storm rages its magnificent fury. Air is a huge component in tornados and sandstorms. Slow moving air cools people on a hot...
By: Dyana Hepburn
A moraine can be any of several types of earth formations, gently rolling hills, high ridges, deep valleys and lakes, are some of the forms they take. A moraine is caused by a glacier's movement across the land. Think of a glacier as a river...
How to deal with a surprise hail storm
By: Kate Johns
A surprise hail storm can cause millions of dollars in damage to cars, crops, nature, homes, and businesses. A surprise hail storm can also cause quite a bit of damage to people. Hail storms usually happen unexpectedly, and there is nothing you can do to...
By: Zain Arif
The Ice Age, which brought about a sudden change of temperature around 195,000 years ago, is believed to have wiped out a wide range of species who could not adapt to the freezing temperatures. Mankind was among the survivors, although some scientists believe that...
By: Chris Wiegard
The planet Earth is described by climatologists as currently being in an “interglacial” period. In other words, the planet Earth exited from an “Ice Age” around 10,000 years ago, a time when massive ice sheets covered all of what is now Canada...
Why the North and South Poles are so cold
By: N. Owen Holme
With an axial tilt of 23.5 degrees, the poles of the earth enjoy no direct sunlight for several months each year. It would be sensible to conclude, like winter in the lower portions of the earth's latitudes, that the extended direct sunlight it receives...
By: Christyl Rivers
Glaciers are the cold and artistic architects of the lay of many lands. Most hills and valleys are carved by glaciers in the cooler regions of earth, and often the scenery includes lakes, peaks, rich soils in river valleys and more. A glacier is a...
By: Rex Trulove
The carboniferous period was a time of tremendous growth on Earth. One of the reasons for this was the average worldwide temperatures. Naturally, there wasn't anyone around with a thermometer to get accurate readings of the amount of heat. However, temperatures can be extrapolated, using...
By: Prabhu Peiris
On planet earth, ice and snow, solid forms of water, exist as sea ice, lake and river ice, snow cover, glaciers, ice caps and frozen ground. Snow and ice have a major effect on global climate because they have a high reflective index. The reflective...

 

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