Investigating whether the Earth's natural balance is a myth
By: Christyl Rivers
The idea of balance in nature is ancient, but in the 1970’s it became a kind of cause for which biologists, conservation experts and ecologists rallied behind. The problem is, there may be no such thing as balance in the natural world. The term...
Exploring the idea that nature's wrath is Earth's way of defending herself
By: Christyl Rivers
Many people think that Mother Earth's "Global warming" fever is just nature's immune system trying to rid itself of a pesky human infestation. This idea is popular. As a metaphor it certainly makes more rational sense than God's "wrath" for homosexual behavior or some ancient...
Where was vanilla originally grown?
By: Tim Harry
Most people when they think of vanilla will think of ice cream; vanilla ice cream is after all the most widespread of all ice cream flavourings. Vanilla though is an ingredient in many things, from food and drink, to medicines and perfumes, and as a...
By: M E Skeel
The tropics are defined as the area of the earth running from the Topic of Cancer in the north to the Tropic of Capricorn in the south. Within this area, there are many types of ecosystems and their associated soils. Soils will vary according to...
By: Hai Shunxi
Mineral grains make up the building blocks of every kind of rock, whether it's a crumbling sandstone pebble or the smooth, polished granite of expensive countertops. Earth scientists use the minerals present to identify rock types, which is one part of the puzzle for defining...
How minerals are identified
By: Kimberly Napier
When coming across a rock, it may be difficult to determine what minerals, if any, make up the specimen. Identification is made easier if the characteristics of minerals areknown. These characteristics include color, luster, streak, cleavage, hardness, specific gravity and chemical composition. Color It is...
By: David Thackston
Temperate soils exist under all types of conditions, including within forests, rain forests and in grasslands, but all have several key things in common. Temperate soils have a rich upper level that is high in minerals and nutrients, and in all cases micro-organisms work to...
By: Santi Meintjes
Polar soils are of course found at the poles–that is, in the Arctic in the north as well as the Antarctic in the south. These regions include the continents of Antarctica, Alaska, northern Canada, Greenland, Norden (Lower Saxony, Germany), and the northern USSR. Permafrost...
How coral reefs use symbiosis
By: Jose Juan Gutierrez
Coral reefs are amongst the most diverse ecosystems in the world. Coral reefs comprise less than 1% of the world's oceans, yet, they are the habitat of approximately one quarter of the Earth's marine species. Coral reefs are very complex marine ecosystems, comprising shading areas...
How minerals are identified
By: Steven J. Wamback
Minerals are the “stuff” of which all rocks are made. Whether Igneous, Metamorphic, or Sedimentary, all rocks are composed of assorted sizes and unique combinations of minerals. Every rock tells a story. Geologists are scientists who have learned to read and share the stories...

 

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