By: Jose Juan Gutierrez
Deep ocean trenches are formed when a continental plate descends underneath an oceanic plate. This is commonly a process of plate tectonics. The Earth's lithosphere is divided into 17 large tectonic plates and about 20 smaller plates, all of which are continuously moving with respect...
By: Julie Thomas-Zucker
Oceanography has a rich history dating back to the days of Plato. Plato studied mostly the ocean's waves. Oceanography is the exploration and study of the oceans and the life that inhabits them. Oceanography also includes the study of how the oceans interface with the...
By: David Thackston
Great Britain has a long and storied history of seagoing exploration and the pursuit of scientific research all throughout the globe. Some of the very first studies to be done on the ocean seafloor, its currents and marine life were carried out aboard British ships...
By: David Thackston
Marine slump deposits are masses of coherent material that have been deposited along a ridge or geographical formation. These slumps are often the product of seismic activity, as well as heating and cooling that results in geologic distortions. Slumps often have distinct geologic markers, including...
By: David Thackston
Early oceanographers from the Scandinavian countries would have included the Vikings as well as the Norsemen from the regions now known as the countries of Norway, Sweden, Iceland and Denmark, as well as much of Finland. Explorers from this region navigated the North Atlantic centuries...
A guide to ocean habitats
By: Jose Juan Gutierrez
The ocean provides a variety of habitats where marine organisms can thrive. An ocean habitat is the environment where a number of organisms can live. Ocean habitats are usually divided into two distinct habitats; the coastal habitat and the open ocean habitat. Within these marine...
A guide to the Earth's oceans
By: Jose Juan Gutierrez
The oceans of the world comprise a huge body of saline water, covering approximately 71% of the Earth's ocean surface water. This body of water is divided into a number of distinct oceans, including, based from greatest to smallest surface area, the Pacific ocean, the...
The geography of the Indian Ocean
By: Jose Juan Gutierrez
The Indian Ocean is the third largest ocean in the world, comprising nearly 20% of the water contained on the surface of the world. This ocean is bordered by India and China to the north; the African continent on the west; Australia and the archipelago...
An overview of black smokers
By: Jose Juan Gutierrez
Black smokers are some types of hydrothermal vents found at the bottom of the ocean. They usually form at about 3 km (2 miles) below sea level. Black smokers develop near volcanically active regions, such as in the mid-ocean ridges and emit high levels of...
EPA finds over 50 percent of US rivers and streams are in poor condition
By: Christine Zibas
The 2013 Assessment of National Rivers and Streams, conducted by the Environmental Protection Agency (EPA), found that more than half of US rivers and streams are in poor condition, according to the Huffington Post. According to CBS News, “More than half…are in poor...

 

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