The major obstacle facing the biological approach is determining the baseline characteristics for biological communities for each type of water bodies. ... Ecology and Ecosystems An ecosystem is defined as place having unique physical features, encompassing air, water, and land, and habitats supporting plant and animal life. Ecological systems are independent systems of plants, animals & abiotic environment. ... All ecosystems that support plant, animal, and aquatic life are to be protected through a combination of regulatory and voluntary programs designed to reduce the amount of p...

• Word Count: 1076
• Approx Pages: 4
• Grade Level: Graduate

Renewable energy, or more specifically microalgae biofuels, provide potential feedstock and mechanisms to produce alternative clean energy and power from traditional petroleum fuels. With simple structure, short cell cycle, the ability to grow in various water environments, and natural photosynthesi...

• Word Count: 3194
• Approx Pages: 13
• Has Bibliography
• Grade Level: Graduate

Spirituality, although it has always been surrounded by mysticism and uncertainty, has been an integral part of the human psyche since the emergence of the modern man (Buckman 31). There is evidence that even Homo sapiens from the Paleolithic era (ca. 120,000 BC - 8,000BC) believed in a spiritual wo...

• Word Count: 2354
• Approx Pages: 9
• Has Bibliography
• Grade Level: Graduate

Abstract This research proposal suggests a multi-faceted approach to the issue of genetically modified organisms and the intimately linked controversy surrounding GM crops. The proposal recommends existing research be posited as a basis from which to explore the activity of major global GMO speciali...

• Word Count: 3198
• Approx Pages: 13
• Has Bibliography
• Grade Level: Graduate

The purpose of this essay then, will be to firstly outline the characteristics and stages of sleep and secondly, compare and evaluate a number of popular theories which attempt to explain is purpose. To begin with, it is important to introduce the characteristics of sleep and how these properties are measured by researchers. ... Recordings from EEG studies have shown sleep to possess a number of different wave patterns, a characteristic which has led to the development of "sleep stages....

• Word Count: 3321
• Approx Pages: 13
• Has Bibliography
• Grade Level: Graduate

The characteristic of Cuba, which is important in any environmental assessment, must first be considered: The Republic of Cuba is an archipelago in the Caribbean Sea at the gateway to the Gulf of Mexico, and is very close to the Tropic of Cancer, which borders it on the north. ... These characteristics of the archipelago have not changed in some time, and are therefore going to be considered constants. ...

• Word Count: 3463
• Approx Pages: 14
• Grade Level: Graduate