1240 samples of this type
Spatial planning is one of the issues that are of great concern to policy-makers in Belgium. Currently, this country is strongly affected by such trends as increasing population, the growing necessity to protect cultural heritage, and transformation of former industrial zones (Gropas 2014). Therefore, it is vital for local communities...
A random sample presupposes that all the elements of a particular frame are given the same selection probability. A random sample can be of great use in creating and analyzing surveys carried out among the customers of a particular company. A stratified sample is probabilistic. It is utilized when every...
Introduction: Global Warming Is Coming The issue of climate changes not new; it has already been on the agenda of the world ecologists in 1990s, and in 2010s, the issue seems to have gained a new significance. The phenomenon is traditionally defined as a “process strongly affecting the water resources...
Introduction There is a close relation between field research and qualitative research. However, the observations made while conducting field studies may either be presented as quantitative or qualitative data or both. The data recorded by field investigators are highly dependent on whether it is qualitative or quantitative. Qualitative observation This...
The region of Central Asia has been a focus of the world’s political and economic attention due to its rich oil and gas resources. Ever since the 19th century when the natural riches of the area were first detected the region became a target for the dominant powers of the...
Introduction: The Use of T-Tests in Nutrition Studies Used to find out whether there is a difference between two groups of numbers, a t-test is an efficient means to conduct a mathematical analysis (Keller, 2011). Obviously useful in a number of fields, a t-test is essential for the evaluation of...
The article under consideration Thousands of Birds Found Dead along Alaskan Shoreline is written by Seth Kovar and Steve Almasy. It addresses the relevant issue, namely the death of the birds in Alaska because of starvation. However, it should be highlighted that the primary reason is somewhere deeper. The major...
Marine pollution is a sad yet integral part of the 21st century reality. A range of technological advances and solutions for economic issues pose a tangible threat to environment, and oceans are by far the most vulnerable element of the latter. A recent marine pollution issue shows in a very...
South-Eastern Asia is one of the most actively developing regions in the world. In spite of the fact that the majority of countries in this region are traditionally discussed as underdeveloped in relation to the economic and political factors, the situation has changed significantly during the 2010s (Butts, Mitchell, &...
There are various speculations about the possibility of a significant natural disaster that can take place in California in the near future. In particular, it is often assumed that this state may eventually fall into the ocean due to the influence of some forces. One should keep in mind that...
The stability of weather can be explained by the air fronts. The constant motion of the air masses, each having different densities and temperatures, predisposes the creation of specific weather conditions (Lutgens and Tarbuck 445). Maritime air masses are moist volumes of air, with an impressive (thousands of miles) area,...
On the whole, water management is one of the job skills that are of great importance to many organizations and institutions that can be both public and private. It should be noted that this area incorporates the elements of different disciplines; for example, one can speak about hydrology, geology, planning...
An ocean gyre can be defined as a system of ocean currents, which exist in a constant rotating movement. As far as the cause of the ocean gyre is concerned, wind movements are traditionally mentioned as the key factors causing the phenomenon (Lutgens and Tarbuck 312). Though the phenomenon of...
The concepts of climate and weather are closely related to each other; the key distinction between the two is that climate is attributed to a particular region and even a certain season, whereas weather is not (Lutgens and Tarbuck 339). Among the six elements of weather, temperature, humidity, perspiration, atmospheric...
Though both a tornado and a hurricane are fraught with terrible consequences, both in terms of material damage and the possible injuries, when choosing between the two, I would rather face a hurricane than a tornado. There are several reasons for the choice that I have made, yet a comparative...
The recent four days have been quite a strange change of pace in the tendency for this summer. Instead of a relatively warm weather, which seems to have settled since June, a couple of cloudy and rather windy days passed. Despite the fact that the cold air fronts are only...
Protecting the Habitat of Endangered Bird or Timber Logging? Walker and David argue that every person is required to protect the endangered species because; they have a duty to protect the earth, including these birds, for future generations (127). The societies do not possess the species, but they are charged...
Introduction The increase in human population and economic activities has directly or indirectly affected the environment. Global environmental change refers to the transformation in the physical and biochemical features of the environment such as soil, water and biodiversity. The change may have occurred naturally, or, in many cases, influenced by...
Introduction The purpose of my PSAs was to answer the question on how the car emissions affect the global warming. It has been noted that in the UK, the environmental problems, such as these emissions, cause various health problems to the people. The emission by the cars is seen to...
Introduction Water is among the most valuable natural resource found on the earth. The human body can survive for a number of days without food, but its systems will fail without water. The ecosystem requires water in order to supply human beings with food, energy and other resources essential for...
Hertz-sprung-Russell diagram is a disperse chart of stars correlating the stars luminosities against their spectral types and effectual temperature. Through this diagram, temperatures are measured in Kelvin’s ranging from 3000 to 30,000. Similarly, the magnitudes of the stars range from +15 to -10. The stars luminosity and effective temperature are...
Introduction According to Coffey & Atkinson (1996), data analysis is the “systematic procedures applied by a researcher in order to identify any essential features and relationships in data being considered” (p. 9). Data analysis procedures depend on whether it is qualitative or quantitative. Quantitative data analysis tends to employ deductive...
The United States of America is a country of outstanding natural beauty. There are many places which attract tourists from all over the world. One of the places worth visiting is Shark Valley, which is located in Florida. In this paper, we will present some information concerning Shark Valley’s geography...
Introduction The challenge of waste disposal has affected both the developed and developing world for years. In urban areas, the situation is worse as more complex forms of garbage are being produced. The state is spending billions of dollars in its efforts to use modern forms of waste disposal, as...
Introduction The agricultural industry is a key pillar in the foundation of any nation. This is because every nation must have a way in which it can provide for its peoples most basic need: food. To safeguard the survival of this important industry, most developed nations have come up with...
The global warming and the melting of the glaciers on our planet has been one of the most discussed issues of the last several decades. The effects of the melting started to be noticeable and it began to worry the scientists. After many researches and measurements the geologists came up...
Natural versus anthropogenic climate changes The wealth of information acquired by environmental scientists across the world has revealed that the current state of global climate change is attributed to both natural and anthropogenic climate changes. Natural climate changes occur in cycles in the world, and they are caused by the...
Background For over half a century now, governments around the globe have legislated against specific dog breeds for various reasons, particularly based on the vicious attacks on human beings and other domesticated animals. The increasing dog population up to about 68 million in the United States has escalated the fear...
The article Our True Dawn by Catherine Brahic describes the challenges that appear to modern scientists while trying to trace our relatives. The author also describes the difference in methods used by scientists. For geneticists to determine the period of splitting humans from apes means to specify exactly the time...
Introduction To a large extent, common chimps as well as bonobos tend to display characteristics that are similar to those witnessed in human beings. Despite the fact that the two primates are very much alike, it is assumed that there more similarities between bonobos and human beings. Arguably, bonobos and...
The Chernobyl disaster, affecting all of Europe to some extent, was a tragic but perhaps inevitable result of decades of government policies that affected plant design, regulation, transparency, governance, training, operating procedures, and the value placed on human safety, and which all permitted inadequate practices to persist without being challenged....
In 1948, William Albright, who is one of the popular archaeologists claimed that the discovery of the Dead Sea Scrolls was one of the chief breakthroughs in the 20th century (Berg, 2009). The scrolls were found in a cave in the neighborhood of Khirbet Qumran. There were a number of...
The book under analysis is called How to Lie with the Statistics. It is written by Darrel Huff. This book is not his work first work. There were also Career Story of a Young Commercial Photographer and The Dog that Came True. However, only the book under analysis became a...
Various inequalities existing in the modern world have become a subject of research done by anthropologists, historians, and researchers. The film Guns, Germs, and Steel which is based on Jared Diamond’s book presents a conjecture according to which the inequalities can be attributed to environment differences among regions. This paper...
Southern blotting can either be used in the determination of small fragment of a single gene or a large DNA sequence such as part of the genome of an organism. Therefore southern blotting is an invaluable tool in DNA technology. This method was discovered in the 1970s by Edward Southern...
Introduction It has been reported lately that more than a third of the entire population of bees in the United States died out this summer of 2009. Christian Science monitor reports, “Suddenly, the bees farmers and growers rely on are vanishing. Researchers are scrambling to find out why”. (Velasquez-Manoff, 1)...
Stem cell research is a subject that has generally been absent from the current public and political debates recently. The issue has been pushed aside by more immediate issues such as the economy, war on two fronts and healthcare. However, it wasn’t long ago that headlines were concerned with the...
The advancement in technology and science has helped man over the years to come up with miraculous cures and inventions; profitable to the mankind in all ways possible. One of the major reasons of the exponential growth in population is the sharp decrease in mortality rates all over the world;...
Modern society has been equipped with the technology that has revolutionized almost every aspect of life. In Science and Medicine, latest advancements have become a remedial source for various health related problems. However, it is well known that controversy exists or surrounds science through several forms. Due to this, new...
Introduction As of today, the practice of genetic engineering continues to remain highly controversial. In its turn, this can be explained by the fact that there are a number of the clearly defined ethical undertones to the very idea of inducing ‘beneficial’ genetic mutations to a living organism. After all,...
