• The natural history of the state; an introduction to

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    The Forgotten Peninsula: A Naturalist in Baja California. The adaptations of a complex or highly developed society differ in many ways from those of a simple society. There were untapped sources of free energy within the mixture of reducing and oxidizing gasses that set the stage for primitive ecosystems to evolve and, in turn, the atmosphere also evolved. [175] The leaf is the primary site of photosynthesis in most plants. Smallpox and other diseases decimated indigenous populations in North and South America.
  • Natural History of Derbyshire

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    The eight lizards pictured were chosen to demonstrate the diverse examples extant in the Lacertilia suborder. Unfortunately, our editorial approach may not be able to accommodate all contributions. For example, when John Steinbeck and Ed Ricketts wrote in 1941, “It is advisable to look from the tide pool to the stars and then back to the tide pool again” (p. 217), their message is timeless. This Biology in History article surveys the evolution–creationism controversy from the late 1800s.
  • Maps, Natural History & Historical Prints, December 12, 2002

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    Moreover, it is alleged that these individualistic ethics suffer from the same faults as anthropocentric and animal-centered ethics: they simply cannot account for our real and demanding obligations to holistic entities such as species and ecosystems. Aquatic species include otters, minks, and beavers. The evolutionary hypotheses based upon this method deal with culture in a generic or global sense rather than with individual cultures in a substantive sense, and they postulate universal processes.
  • American Canopy: Trees, Forests, and the Making of a Nation

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    Just like mousetraps, these systems cannot function unless each of their parts is in place. Interrupts cycles of weeds, diseases, and insects; builds organic matter, improves soil structure. Not suprisingly, cultural ecology has come to mean different things to different people. In addition there are holdings in mineralogy, regional geology and paleontology. For as in a watch, or some such small engine, the matter, figure, and motion of the wheels cannot well be known except it be taken asunder and viewed in parts; so to make a more curious search into the rights of states and duties of subjects, it is necessary, I say, not to take them asunder, but yet that they be so considered as if they were dissolved."
  • GUIDE TO THE NATURAL HISTORY OF KHARTOUM PROVINCE PART II

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    The age within it's individual life cycle at which an organism reproduces affects the rate of population increase. The problem with overpopulation is not just numbers. Land use has increasingly reflected the importance of external economic institutions rather than local subsistence goals. Haeckel, who admired Darwin's work, defined ecology in reference to the economy of nature, which has led some to question whether ecology and the economy of nature are synonymous. [235] The layout of the first ecological experiment, carried out in a grass garden at Woburn Abbey in 1816, was noted by Charles Darwin in The Origin of Species.
  • Days and Nights of Salmon Fishing in the Tweed: With a Short

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    When he graduated from Yale with a Master of Forestry degree in June 1909, he joined the newly formed United States Forest Service and was sent off to the Arizona and New Mexico territories. Learn more about our Museum Week programming. Populations with more individuals aged at or before reproductive age have a pyramid-shaped age structure graph, and can expand rapidly as the young mature and breed. In fact he was the Steven Hawking of his day.
  • Bulletin - Wisconsin Geological And Natural History Survey,

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    Humans have no right to reduce this richness and diversity except to satisfy vital needs. The 21st annual exhibition presents 83 fine art prints accompanied by an HD video. Aldo Leopold was born in Burlington, Iowa, on January 11, 1887, the son of a prominent manufacturer of finest-quality walnut desks and grandson of a German-educated landscape architect. Our economic system works for no one, except maybe the one percent at the very top. Similarly, due to the prejudice against people of color held by Mississippi state prosecutors it took forty-one years to finally bring the KKK murderer of the three civil rights workers to justice. http://www.infoplease.com/spot/bhmjustice4.html The alarming deterioration and disappearance of natural areas, people and ecosystems reflected that, by conquering the inherent natural wisdom of our psyche in balance with nature, our nature-prejudiced socialization taught us to fight a technologically overpowering war against the whole of nature and the ways of its non-polluting, life-supportive, attraction dance.
  • The New Book of Birds An Album of Natural History

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    The idea of the culture core therefore stipulates an interactive role for both environment and culture in shaping culture change. Lowest surface area so cheapest to flap; least drag. Touching lightly is the right touch, the natural touch in which blame, praise, crises, retreats, progress, delays are just as it is and so all right". (Talks given at Chithurst Buddhist Monastery) Living in this way we can appreciate the fragility of all we love, the fickleness of security. Biodiversity at all three levels is vital to human welfare.
  • A sketch of the natural history (vertebrates) of the British

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    Some people shared how the web was beautiful or how past contact with nature had been a powerful experience that opened new vistas, renewed or even healed them. If human activities damage ecosystems, science, technology and other human inputs can repair the damage or provide viable alternatives to natural ecosystem processes. Concept 55.2 Population conservation focuses on population size, genetic diversity, and critical habitat Biologists focusing on conservation at the population and species levels follow two main approaches—the small-population approach and the declining-population approach.
  • The Cambridge natural history

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    Can the Bible make a contribution toward resolution of this environmental crisis? These webstring experiences made sense and were equally supportive of nature and them. This dissertation walks its talk and its modified structure reflects this integrity. They also eat termites, consuming both in vast quantities, sometimes up to 35 000 insects in a single day. For us of in the minority, the opportunity to see geese is more important than television, and the chance to find a pasque-flower is a right as inalienable as free speech.