An overview of James E Lovelock's Gaia hypothesis and its plausibility.
Essay # 61272 |
2,927 words (
approx. 11.7 pages ) |
12 sources |
MLA | 2005
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$ 52.95
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Abstract
This paper examines looks at by James E Lovelock's Gaia hypothesis whose premise is that the entire planet evolves over time because of the interaction of living things with their surrounding environment. It describes the hypothesis in some detail and provides background information. This is followed by a discussion contrasting Lovelock's claims with those of his critics and proffers an approach toward reconciliation.
Outline
Abstract
Introduction
Background
Discussion
Conclusion
From the Paper
"Earth's atmosphere is not in a state of chemical equilibrium. It is full of gases that have an affinity for each other. Oxygen, nitrogen, and methane exist in sizable quantities, and left to their own devices, would quickly interact to form a new atmosphere of inert gases, very much like Mars' atmosphere (Margulis and Lovelock, p. 13(2)). So the persistent presence of uncombined methane, nitrogen, and oxygen in the atmosphere is strong evidence that something is replenishing these gases as fast as they naturally interact."
Tags:self, regulation, atmosphere, earth, lovelock
Explores the roots of this ancient hypothesis and the Lovelock and Margulis theory, examining "Earth heals itself," James Kirchner's criticism and concludes that the hypothesis is infeasible.
Essay # 19589 |
1,350 words (
approx. 5.4 pages ) |
6 sources |
1992
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"The last few years have witnessed a renewed interest in ecology and the environment not seen since the 1960's. A number of factors have led to this interest. First, people are more aware of damages to the environment. Pollution affects vegetation, deceases agricultural yields and inflicts losses on the timber industry. Studies have indicated that pollution may have negative long term effects on our climate due to the "greenhouse effect". "Acid rain" is affecting the world's forests. Second, people are more aware of the hazards of pollution to their lives and health. Third, people are more aware of the consequences of the depletion of species. Since 1600 A.D., thirty-six species of mammals and ninety-four species of birds have become extinct.. Fourth, people are more aware of the depletion of resources and fossil fuels and their impact on ..."
This paper discusses the theory put together by James Lovelock about a living earth. This is called the Gaia theory and considers the earth to be a living entity - almost a physiological being. It will always make corrections to regulate itself and ...
Essay # 137482 |
1,750 words (
approx. 7 pages ) |
3 sources |
MLA |
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$ 33.95
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Abstract
This paper discusses the theory put together by James Lovelock about a living earth. This is called the Gaia theory and considers the earth to be a living entity - almost a physiological being. It will always make corrections to regulate itself and try to survive in order to combat things like greenhouse gases and other environmental harms. The start of this type of theory started over 200 years ago.
From the Paper
Gaia - The Living Earth James Lovelock's Gaia theory (or hypothesis) is based on the assumption that the Earth is one living organism that regulates itself to keep things in balance. Upon first examination, it may seem like this was proposed by a new-age thinking green scientist. On the contrary, James Lovelock has many views that would shock some and are sometimes contrary to some of the more popular "green" ideas. He claims that "life regulates the Earth's atmosphere and climate to keep it habitable. It's as simple as that" (McKie, pg. 61). While some of the ideas he presents are revolutionary, others are strikingly similar to common sense and sound science. Overall,
Tags:gaia, earth, evolution
A discussion of Blauner's Hypothesis in light of Hispanic Americans.
Analytical Essay # 122065 |
500 words (
approx. 2 pages ) |
3 sources |
APA | 2008
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$ 10.95
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Abstract
This paper is examines the Hispanic population in the US using Blauner's hypothesis about the sociology of immigrant groups. The hypothesis itself is presented, which states that an immigrant group has a far better chance in a larger society than does a colonized group. This is further analyzed in terms of Hispanics in the United States. Additionally, the paper further discusses how Blauner's hypothesis relates to Hispanic characteristics which help or hinder their advancement and acceptance.
From the Paper
"The purpose of this paper is to discuss how Blauner's hypothesis relates to Hispanic characteristics which help or hinder their advancement and acceptance in the United States. Basically Blauner holds that an immigrant group has a far better chance in a larger society than does a colonized group. This makes very good sense as an immigrant group has a high degree of volition in their situation. They most likely left their homeland for a better life. In contrast a colonized..."
Tags:Blauner's Hypothesis, Hispanic immigrants, Native American Indian, colonization, assimilation
An examination of the efficient market hypothesis and its relation to the performance of mutual funds.
Analytical Essay # 129864 |
5,250 words (
approx. 21 pages ) |
3 sources |
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The paper looks at the efficient market hypothesis (EMH) and explores whether or not an application of it to the investment phenomenon of mutual funds will explain the performance of those funds relative to the index on average. More specifically, the paper examines the proposition that, if EMH is true, then mutual funds cannot hope to beat the market index. The paper reveals that the efficient market hypothesis has shortcomings that make it a less-than-reliable predictor of what mutual funds will do over "the long haul"; at the same time, a number of longitudinal studies have confirmed that mutual funds - especially actively-managed mutual funds - fall short of achieving the growth the market achieves on its own. The paper concludes that given this reality, it appears as though mutual funds are an uncertain investment even if EMH does not work in actuality.
From the Paper
"Over the last forty years, the Efficient Market Hypothesis or EMH has been arguably the most significant theory dealing with investment. With this in mind, the following paper will look at EMH and explore whether or not an application of it to the investment phenomenon of mutual funds will explain the performance of those funds relative to the index on average. More specifically, the next several pages will look at the proposition that, if EMH is true, then mutual funds cannot hope to beat the market index. As will become clear, a few interesting revelations manifest themselves when the topic is explored. For one thing, the Efficient Market..."
Tags:efficient, market, hypothesis
A domain specific hypothesis on category-specific semantics deficits.
Analytical Essay # 136391 |
1,750 words (
approx. 7 pages ) |
3 sources |
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Abstract
This paper examines neuro-scientific theories based on category-specific memory. The Domain-Specific hypothesis is particularly defended and is compared to two other theories (conceptual structure account and sensory/functional theory). Flaws and suggestions to deal with these flaws are also written about in this piece.
From the Paper
"Cognitive brain sciences include the organization of conceptual knowledge, which is the central concern of this neurological science. Theories that deal with the structure of knowledge organization generally fall into two separate groups, the correlated structure principle or the neural structure principle. The former assumes that conceptual knowledge is organized in the brain according to the statistical co-occurrence of properties of an object. The latter theory ..."
Tags:domain, specific, hypothesis
A critical evaluation of the efficient market hypothesis.
Analytical Essay # 125733 |
1,250 words (
approx. 5 pages ) |
6 sources |
APA | 2008
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$ 25.95
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The paper explores whether it is possible to outperform the market and thus defy the efficient market hypothesis. This reearch determines "no".
From the Paper
"Recent events in financial markets around the world have made the question of whether it is possible for an individual investor to outperform the market as a whole extremely timely. In the short-term, luck, timing and possibly insider information can make it possible to outperform the market. But in the long-term, the efficient market hypothesis holds that the market renders anything but normal profits impossible. This research evaluates the efficient market hypothesis and whether it is possible for..."
Tags:stock market, efficient market, efficient market hypothesis
This paper looks that the Efficient Market Hypothesis, Stock market and investment procedures and how investors should act within the market, also answering key questions such as the definition and explanation of the concept of an Efficient Stock Market.
Essay # 37038 |
2,150 words (
approx. 8.6 pages ) |
15 sources |
2002
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$ 40.95
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Abstract
This paper looks that the Efficient Market Hypothesis, Stock market and investment procedures and how investors should act within the market, also answering key questions such as the definition and explanation of the concept of an Efficient Stock Market. Also addresses the approach (active or passive) that equity fund managers operating in advanced capitalist countries should adopt.
Tags:BUSINESS / MARKETING AND ADVERTISING, efficient market hypothesis
This paper examines the Hispanic culture in the United States and discusses Richard Blauner's hypothesis in this regard.
Essay # 84490 |
675 words (
approx. 2.7 pages ) |
1 source |
2005
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$ 14.95
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Abstract
This paper discusses the hypothesis of Richard Blauner as it relates to the Hispanic culture in the United States. It discusses the ideas of immigrants and colonization and their effects on the races that exist in America. It further demonstrates that Blauner's ideas are still relevant in the social make-up of the US, and that his theories can be applied to the hindrances placed on the races within the country.
From the Paper
"Most Hispanics residing within the United States have voluntarily immigrated into American society. Therefore, according to Richard Blauner, these individuals will possess a greater chance of survival because they are capable of offering knowledge and skills to the societal order. Blauner states that, when this is the case, immigrants are better equipped to meet Americans on an equal societal footing. This is in opposition to races that are considered colonized. Colonized groups are those that came into this country by force, and are, therefore, socially considered less than equal to the average American. These concepts of social standing are ingrained into the social structure, and regardless of the changes in a group's willingness to arrive in this country voluntarily in later years, society maintains the concept of the race by reflecting on their origins in this country."
Tags:blauner, hypothesis, hispanic
An overview of different types of homeostasis.
Term Paper # 116828 |
2,328 words (
approx. 9.3 pages ) |
1 source |
MLA | 2009
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$ 43.95
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Abstract
This paper examines how homeostasis is an important process in all organisms because it maintains the internal states of an organism despite what is happening outside of it and defends the organism from outside factors that may have a negative affect on its makeup. It looks at how there are many different forms of homeostasis and each of these forms has its own importance and how, when this process is disrupted, there are many negative repercussions which must be dealt with, as it can ruin an entire ecosystem, or end a human life.
Outline:
Properties That Make Up Homeostasis Systems
Types of Feedback
Ecological Homeostasis
Gaia Hypothesis
Biological Homeostasis
Cell Membrane
Conclusion
Origin
From the Paper
"Homeostasis systems are generally ultra-stable, which means that it is able to test the variety of different ways in which its properties can be adjusted without doing harm to the organism. Also, their entire purpose contributes to the equilibrium of the organism in which it is present. This includes its internal, structural, and functional makeup. One thing that homeostasis does is regulate the amount of water and minerals inside the body of a mammal. This event, which occurs in the kidneys, is called osmoregulation and it is vital for the survival of a mammal. Homeostasis is also responsible for removing metabolic waste from the human body. This is known as excretion and is necessary for the human body to rid itself of excess materials. "
Tags:Cell, Membrane, ecosystem, organism