Anthropogenic threats to coral reefs
By: Lesley Hebert
Anthropogenic impact is the environmental effect of human activity. Fishing, agriculture, irrigation, energy production, mining, and manufacturing all bring about changes in the environment, and those changes are frequently harmful. Humans have annihilated many species in recent history and it is also theorized that humans...
The importance of plant life in the ocean
By: Lesley Hebert
There is a great diversity of plant life in the ocean, ranging in size from microscopic plankton to 80 meter giant kelp. While some ocean plants are harvested directly for food by humans, or provide important industrial substances, every single ocean plant plays a crucial...
Disadvantages of a mild winter
By: Lesley Hebert
People living in a northern climate who struggle with shoveling winter snow, starting frozen vehicles, and driving in icy conditions may understandably wish that winter could be milder. However, that longed-for mild winter could come with quite a few disadvantages.Health The damp cold of...
How coal is formed
By: Rex Trulove
Coal is used for heating and electricity generation. Understanding how it was originally created is a walk back into history that can be fun, interesting and enlightening. The logical place to start would be to know a bit about the conditions that started it.Swampy...
Understanding how limestone caves are made
By: Rex Trulove
Some of the largest and most stunningly beautiful caves in the world are limestone caves. They are found in many different countries and include many of the longest caves ever discovered. Some of these structures contain stalactites and stalagmites, limestone cascades and exceptionally delicate crystalline...
Major subdivisions of the world's oceans
By: Nick Ford
Many geographers subdivide the world’s oceans into the seven seas. There are the North Pacific Ocean, the South Pacific Ocean, the North Atlantic Ocean, the South Atlantic Ocean, the Indian Ocean, the Southern Ocean and the Arctic Ocean. Geologists think rather differently and divide...
Understanding what causes red, blue and green snowfalls
By: Merryl Lentz
With all due respect to the Brothers Grimm and Walt Disney, snow is not always snow white. It can be pink, red, green or blue, along with a variety of less common shades. Its color is not the result of a spell that's been cast...
Satellite spies coldest place on Earth
By: Leigh Goessl
Think winter has arrived too early this year and feel like heading south? If so, be sure not to travel too far as you might stumble into the coldest area on Earth. Which just happens to be in the vicinity of the South Pole.Scientists...
Scientists find fresh water reserves under ocean floor
By: Christine Zibas
Water is a scarce resource in many nations. In fact, in recent days, a water-sharing deal among Israelis, Jordanians and the Palestinians was seen as an unusual, even historic victory, which took some 11 years of water negotiations to reach. The Middle East is not...
Scientists identify cause of Japan's 2011 devastating tsunami
By: Christine Zibas
A team of 27 scientists from 10 countries worked on the Japan Trench Fast Drilling Project (JFAST) to discover the nature of the geological phenomenon that led to the March 2011 tsunami in Japan that had devastating consequences for Japan and the world (particularly when...

 

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