By: Elizabeth M Young
Lead is a metal with the symbol Pb. It is a soft, malleable metal that is bluish white, but which oxidizes to a dull gray when exposed to air. Yet lead resists further oxidation by creating an oxidation layer. When melted, it takes on a...
What is an aquifer?
By: Trayle Kulshan
An aquifer is defined as “a geologic unit which can store and supply significant quantities of water,” but that may not mean a lot to you unless you are a hydrogeologist. A simpler definition is anyplace underground which holds enough water to be...
Examining why global warming may be a myth
By: Lucien Beauley
Is Global Warming or Global Pollution the Issue?The news heard everywhere these days mentions "Global Warming", sometimes more than once per telecast. Our top environmental scientists are in agreement that the earth is experiencing a warming period. Are they forgetting a key point?Everyone...
By: Alex Bramwell
Wind power has a couple of fundamental flaws that must be overcome before it can become a major source of renewable power in the Western World. The first is that it is not a constant source of energy. If the wind doesn't blow, the...
By: Elizabeth M Young
Grasslands are under constant threat from nature and from anthropogenic activity. The current issues include development, overgrazing, riparian damage, and improper rotation or retirement of farming lands. The 2002 Farm Security And Rural Investment Act provided program funding for conservation of land that is used...
By: Elizabeth M Young
Invasive species are of increasing concern now, as global trade, global human migration and a taste for both exotic foods and pets has gotten out of control. The term "Invasive or alien species" covers all life forms, including animals, plants, zoonotic or other pathogens and...
Water pollution: An overview
By: Lucien Beauley
Prescription Drug Pollution: A Taste of Our Own MedicineIt seems that our country's affection for prescription drugs will come back to haunt us, as it is now being proven that our water supply is infected. What Can We Do?Some in the know have suggested...
By: Lenna Gonya
Hundreds of years ago, Easter Island, off the coast of Chili, in the Pacific, had trees. They were systematically cut down to provide tools, and fire for the islanders who never realized that eventually they would be gone entirely without the use of reforestation. That...
By: Cynthia Lynne Brown
Why we should care about sustainability In recent decades, our society has adopted a “bigger is better” principal which has led to a mad rush of over-production and over-consumption that is slowly but surely guiding us on a downward spiral towards a global crisis...
The importance of aquifers
By: Trayle Kulshan
Do you know where your last glass of water came from? If you drink tap water in the U.S. there is a 37% chance that it came from an aquifer, and if you drink bottled mineral water you can almost be sure it came...

 

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