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Ecology & environment

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21 Nov 2008

Plant-animal interactions in forest ecosystems

Essay - 7 pages - Ecology & environment

Flowering plants, being sedentary, have co-opted animal partners for purposes of gene exchange and propagule dispersal, through pollination and seed dispersal. To secure these services plants provide a variety of flower or fruit rewards creating some of the most common and obvious mutualistic...

21 Nov 2008

Human influences on the tropical forest wildlife

Essay - 7 pages - Ecology & environment

Different patterns of anthropogenic forest disturbance can affect forest wildlife in both tropical and temperate regions in many ways. The overall impact of different sources of structural and nonstructural disturbance may depend on: (1) the groups of organisms considered; (2) the evolutionary...

21 Nov 2008

Aquatic habitats in forest ecosystems

Essay - 8 pages - Ecology & environment

There is a wide variety of aquatic habitats found in forested areas ranging from water-?lled tree holes through to large rivers, lakes, and inundated forests. This article initially reviews the classi?cation of aquatic habitats and some of their important geomorphological, physicochemical, and...

19 Nov 2008

Ground preparation in afforestation

Essay - 9 pages - Ecology & environment

Ground preparation is de?ned as the set of preliminary operations on soil that are required for effective establishment of tree seedlings. The main objective of ground preparation is to assure access to nutrients, air, and water for the seedlings to be planted. Ground preparation is more focused...

19 Nov 2008

Endangered species of trees

Essay - 7 pages - Ecology & environment

Unfortunately the topic of endangered species of trees is a vast one because of the extensive loss of their habitat in most parts of the world and in many cases because of overexploitation. The World Conservation Union's (IUCN) Red List of Threatened Plants, published in 1997, lists almost 34000...

19 Nov 2008

Population dynamics of forest insects

Essay - 5 pages - Ecology & environment

Population dynamics is the study of changes in the number of organisms in populations and the factors in?uencing these changes. It thus, by necessity, includes the study of the rates of loss and replacement of individuals and of those regulatory processes that can prevent excessive changes in...

11 Nov 2008

Primate seed dispersal: Implications for conservation tactics

Essay - 5 pages - Ecology & environment

Many frugivorous primates act in an important ecosystem role as seed dispersers for local flora. The importance of this relationship is apparent through the realization that there is variation in the species of plant seeds dispersed by primates and non-primates, with primates often serving as the...

01 Oct 2008

Alternative energy

Essay - 6 pages - Ecology & environment

This article explains the importance of the alternate energy. The traditional energy which we are using is not going to be adequate for our future needs and that too it reached its peak. Apart from its inadequate supply it is also producing enormous amount of pollution which is questioning the...

25 Sep 2008

Effects of environmental enrichment on the consumption of a palatable food reward

Case study - 13 pages - Ecology & environment

Environmental enrichment (EE) is the study of organisms reared in complex, varied environments and the subsequent influences on behavior. Studies have shown many mechanisms for how EE elicits changes in behavior, mental and physical processes, and neurophysiology. EE has been shown to work as a...

24 Sep 2008

Advantages and limitations of using tourism as a rationale for nature conservation and protected area establishment

Essay - 5 pages - Ecology & environment

Nearly everyone on the planet would love to see animals and wildlife in their natural habitat with plenty of the space and the resources they need to survive on their own. The problem is that this level of nature conservation is expensive. Leaving land free from development comes at a price. One...

07 Aug 2008

Auto pollution: No solution?

Essay - 5 pages - Ecology & environment

For the sake of natural resources and the welfare and prosperity of the population, motor vehicle fuel economy and emission standards must be raised. The dangerous and complicated problems that we face both today and tomorrow with motor vehicles should not be ignored and cast aside, but solved as...

04 Aug 2008

Long term effects of an oil spill on the environment and the economy

Essay - 5 pages - Ecology & environment

Despite these effects, however, the response of most people to oil spills is one of passing curiosity. The media may provide extensive coverage of the disaster, but few people would react to an oil spill the same way they would react to news of a hurricane. Certainly, the fact...

23 Jul 2008

Prospects for green energy sources

Essay - 6 pages - Ecology & environment

Global warming has increasingly become an all-encompassing issue in both the media's and public opinion. It is only logical then that more and more attention is being paid to alternative energy sources which may have the capacity to not only provide a more environmentally friendly way of...

20 Jul 2008

New approaches to decisions on global warming

Essay - 16 pages - Ecology & environment

Former Vice President Al Gore generated tremendous global awareness and concern for the issue of global warming through his movie, “An Inconvenient Truth”. His activism won him a Nobel Peace Prize, and the issue has become a central topic of discussion for many of the world's leaders....

17 Jul 2008

Global warming - published: 17/07/2008

Essay - 5 pages - Ecology & environment

Recently, global warming has gained massive attention due to the documentary . An inconvenient truth presented by former Vice-President of the United States Al Gore. The National Academy of Sciences reported that “gases are accumulating...

14 Jul 2008

The Brown Pelican problem

Essay - 4 pages - Ecology & environment

The Brown Pelican is part of the family Pelecanidae. “The Brown Pelican (Pelecanus occidentalis ) is the smallest (42"-54") member of the seven species of the pelican family. (Wikipedia) ” It is still a relatively large bird, with a long, narrow beak. This...

08 Jul 2008

Environmental Cluster

Essay - 4 pages - Ecology & environment

Learning about how to preserve the environment has always been one of my interests, and having a forester as a grandfather encouraged my passion for the environment and animals. A couple years ago, I took a class called Religion and the Earth with Dr. Christopher Bache, and it made me...

07 Jul 2008

Tsunami: When nature strikes

Essay - 3 pages - Ecology & environment

Just as people thought the world is completely in their hands, a sudden twist of events will occur and prove them wrong. In as much as they endeavor to win over everything, nature strikes back, making them realize how weak they actually are compared to the world where they live in.It was one...

03 Jul 2008

Ocean acidification

Essay - 6 pages - Ecology & environment

Recently, global warming has gained massive attention due to the documentary An Inconvenient Truth presented by former Vice-President of the United States Al Gore. In relation to that, the National Academy of Sciences reported that...

30 Jun 2008

Environmental ethics

Essay - 3 pages - Ecology & environment

As a society, we strive for progress and we have come to view progress as a state of productivity and consumerism. Along this road of mass consumption and industrialization, we have negatively affected the environment; in the U.S. alone, 24 acres per person is consumed but only 4.5 acres...

30 Jun 2008

Assessment of the invasive species legislation for the Great Lakes

Essay - 14 pages - Ecology & environment

In 1959, the Great Lakes opened to deep draft navigation, and since then these waters have transported an estimated two billion tonnes of cargo from the United States to Canada (Seaway 2008). The lakes have 47 deep draft ports and 55 shallow draft harbors, because “waterborne commerce is...

11 Jun 2008

America's Dangerous Dependence on Non-renewable Energy and the Possible Solutions

Essay - 3 pages - Ecology & environment

In the U.S. we rely more on the burning of fossil fuels more than any other country. Retrieving such forms of fuel can be extremely detrimental to the land and animals that surround the site. Drilling for oil is one particular way that fuel is obtained that has caused severe...

05 Jun 2008

Industrial Air Pollution: Effects and Efforts to Contain

Essay - 6 pages - Ecology & environment

As a capitalist nation, we are constantly seeking to foster the growth of our economy and overall development. Our industrious nature has led to an industrial presence that makes the burning of fossil fuels our pinnacle source of energy, and a requirement for fueling our economic...

03 Jun 2008

Monarch Conservation and Justice in Mexico

Essay - 5 pages - Ecology & environment

Monarch butterflies are among the most charismatic of endangered fauna. Because of not only their visual beauty but also their enchanting migrations, they have achieved striking popularity especially among Northern conservationists. While these migrations may be spectacular, they are also...

03 Jun 2008

Ecological Nature of the Problem of acid rain

Essay - 3 pages - Ecology & environment

Over the course of the last several decades, notable environmental problems have come to the attention of policymakers. Chief among these issues has been the problem of acid rain. Although many governments have argued that they are not responsible for the production of acid rain in the global...

29 May 2008

Man's Loss of Nature

Essay - 3 pages - Ecology & environment

Mention of the term nature conjures many images in the minds of contemporary readers. Some picture the robed, ivy-crowned beauty of Mother Nature. Some consider the fields and forests of Whitman. The idea here in question is the nature of man—the state in which he is born—that of...

16 May 2008

Environmental Management and Corporate Social Responsibility

Essay - 40 pages - Ecology & environment

The Nobel-winning IPCC group of climate scientists on Saturday the 17th, 2007 issued their starkest warning yet on global warming. Global warming bore the seeds of "catastrophe" yet there was also hope, UN Secretary General Ban Ki-moon emphasized. Nonetheless "There are real and affordable ways...

29 Apr 2008

Investigative Report on Climate Change: The actions of the Australian Government

Essay - 5 pages - Ecology & environment

This report explores the recent issue of climate change. It will outline the key elements that make climate change an important issue politically. It will focus on how the issue of climate change is being addressed by both the Australian Labor and Liberal Parties.Climate Change has recently...

28 Apr 2008

Hurricane Katrina: The Aftermath of a Government Failure

Case study - 5 pages - Ecology & environment

In the late days of August 2005, forecasters and meteorologists closely watched a storm soon to be named Katrina brewing in the Gulf of Mexico. Like many other infamous hurricanes of similar magnitude, the tropical storm began rather quietly and only caused initial high winds and some...

11 Feb 2008

How healthy is the Healthy Forests Restoration Act of 2003?

Essay - 4 pages - Ecology & environment

Facing increasing concerns about protecting the environment, the government has enacted the Healthy Forests Restoration Act in 2003 to help control wildfires. However, there has been some speculation that "thinning" forests is actually a ruse for timber companies to cut down more trees....