Earth Science

Nutrient Pollution: Causes & Consequences: Introduction: Nutrients are naturally occurring chemicals, most commonly compounds of nitrogen, or “fixated” nitrogen, which are essential to the growth of plants of all kinds. As with anything of value in complex organic systems, however,…
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Angel Falls, located in the eastern or Kamarata Valley region of Venezuela, is the tallest waterfall in the world by far. The falls tumble 3,212 feet into the valley from the great rift mountain, Auyántepui, with an unimpeded drop of…
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Biomes are large areas of the world where similar kinds of plants, animals and other living creatures adapt to their environment and climatic conditions. A biome is made of ecosystems. An ecosystem consists of biotic population interacting with their abiotic…
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Rain forests occupy an alarmingly low percentage; approximately 6 percent, of the world’s surface, as a result of human activity. Rain forests in the tropics make the most of that percentage, but are uniquely distinct from other rain forests. This…
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Climate change can have a great impact on biodiversity (plant and animal species). Species have learned to adapt to changes in their environment for millions of years, and a drastic change in their environment would require more rapid adaptations than…
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In the US alone, many millions of tons of garbage ends up in regulated landfills. The amount of refuse that ends up being burned or put into unregulated landfills accounts for an untold additional amount. In a time when people…
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Not many people dispute the belief that the global climate is changing, though there is some disagreement about whether there is a warming trend, cooling trend or if the climate is simply shifting. Along with this belief, many theories have…
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There are many types of ecosystems on the planet. All ecosystems can be divided into one of two major categories: terrestrial or aquatic. What both of these categories have in common is the biotic and abiotic components working together to…
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In the spirit of a tradition that began in 1970, this year’s Earth Day made public the availability of a price reduced LED light bulb that can last as long as 30,000 hours or up to 60 years at an…
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Warmer temperatures world-wide and degraded environment are affecting earth in myriad ways.  Among these are melting polar ice, rising sea levels, acidification of oceans, increased amounts of heat with diminished ozone layer protection, increased wild fires, storms, vanishing species, and…
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