How we can stop the melting of Greenland's glaciers
By: June Cheatwood
It's almost silent now. Once cows mooed and hoes thunked. Children played. The lonely wind, sighing through ruins of cathedral, house, and barn, is the only sound there is.For after about four hundred and fifty years it was all over on Greenland. It got...
By: Gemma Wiseman
Ecosystems are interdependent cycles of life. Forests support many ecosystems sensitive to extremes of heat, cold, drought and rain. Forest fires would seem to be a destructive force that violently disrupts the harmony of forest life. But forest fires may, in fact, refresh and revitalise...
By: Rex Trulove
The Greenland ice sheet and glaciers began melting between 10,000 and 11,000 years ago, at the end of the last ice age. At the time, much of the northern hemisphere, including Greenland was locked under as much as a mile of ice, such...
By: Pamela Kay
Advocates of organically grown food say it tastes better, is more nutritious and is safer for the environment. Opponents claim this is untrue and cost far too much to be practical. In the end, common sense may settle the dispute as we learn more about...
By: Elizabeth Blankenship
The life and livelihood of small family farms depends on sustainable agriculture. Small farms have parceled off land, ended production, auctioned off livestock and equipment. Small farming communities are unable to compete with environmentally unfriendly Factory farms.Huge factory farms care about making profits and...
Health problems associated with particulate pollution
By: Ruchika
Particulate Pollution and Associated Health EffectsParticulate pollutants are typically a mixture of organic and inorganic air-borne particles that can occur in either the solid or liquid state. The concentration of PM is not uniform in the atmosphere and varies depending on weather, precipitation levels and...
Particulate pollution explained
By: Danielle Dusold
Particulate pollution, also known as particulate matter (PM), encompasses a wide array of airborne pollutants that can affect an individual's breathing and well being. The US EPA classifies PM in two categories: particulates that measure between 2.5-10 microns in diameter, and particulates that are...
Why sustainable agriculture is important in today's world
By: Sherry Horton Blake
Have you ever heard of a gift that keeps on giving? That is a good description of sustainable agriculture, and what it keeps on giving is healthy food in an eco-friendly manner, a gift that is extremely important in today's world.Sustainable agriculture involves being...
Citrus greening disease: The effect on U.S. orange crops
By: Danielle Dusold
Something is leaving a bitter taste in citrus farmer's mouths in Florida, and it's not a particularly bitter grapefruit. Small psyllids are bringing an unwelcome visitor to citrus crops and it could lead to the collapse of the citrus industry, particularly in Florida. That unwelcome...
The importance of aquifers
By: B. Stone
Aquifers bear the most important natural resource known to man - groundwater. They are the source of fresh water for drinking and agricultural irrigation; and in desert and urban areas, the only source. Aquifers are underground reservoirs formed when permeable rock transmits water to a...

 

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