By: Norman Green
Essential for life and covering approximately seventy per cent of the Earth’s surface, water really is a remarkable substance. Existing in a multitude of forms, whether as snow, ice, cloud or vast deep oceans, water has a number of unique physical properties. These physical...
The structure and properties of water
By: Zain Arif
While the ubiquitous nature of water might lead many to consider it ordinary, it is in fact in many ways a miracle liquid. Well before the advent of modern science, the very first Greek philosopher Thales (624 – 546 BC) described water as the cause...
The importance of plant life in the ocean
By: Clare Hughes
Ocean plant life is arguably the most important organism on the planet. For a start it is the bottom of the food chain for most animals that live in the ocean and provides them with a home. Added to that, ocean plant life produces more...
The importance of plant life in the ocean
By: Anastasia Varnava
Sea water covers almost 70% of the Earth’s surface, which is, no wonder, called the Blue Planet. The vast terrains holding the sea water within them are filled with animal and plant life of crucial importance for the survival of the planet. Ocean plants...
Why coral reefs are important
By: M. L. Kiser
You may have heard of the need to save the coral reefs. Many environmentalists and conservationists are working hard to fund research and to clean up the coral reefs so that they will continue doing their vital work for both the ocean and the land...
By: Norman Green
Stand upon a beach on the ocean shoreline and watch the waters. Dependent upon the time of day the sea will be either coming towards you or receding away from you. Stand and watch long enough and you will see the point where the movement...
By: Nan C Avery
“Time and Tide Wait For No Man”. This ancient saying shows that a person has no control over nature. The nature of tides has gone on for millions of years.Donald Simenek, physicist at Lock Haven University, questions the accuracy of textbooks and most...
Chemical structure of seawater
By: Goeffry Allum
Contrary to popular belief, the chemical makeup of everyday seawater is much more complex than simple H2O (Water) and NaCl (Table salt). Dozens of other elements are found in varying amounts, dissolved within the sea water. These four elements are the most abundant elements in...
A guide to ocean habitats
By: Will Acker
Being able to understand marine life means also understanding the places marine animals inhabit. The ocean contains ninety nine percent of living space in the world. There's been life in the ocean for 3.4 billion years, as where land inhabitants have only been here...
By: Nan C Avery
Anyone who goes to the beach observes waves. Some are big, and others are ripples working their way to shore.Waves come in all shapes and sizes. No two waves are alike, and yet they all share the same characteristics. The following breaks down the...

 

1 64 65 66 67 68 93