Natural Sciences Essay Examples and Topics. Page 4

2,233 samples

The Suez Canal’s Geopolitical Significance

In this respect, the Suez Canal plays an important role in the acquisition of natural gas and oil as it eases the cost of transportation of these products that would have otherwise been transported around [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 585

Anthropology: Tibetan Nomads Life

In the autumn season, the animals become healthy, and this is the time when nomads sell their animals and buy supplies for themselves, which they have to keep for another season of the year.
  • Subjects: Anthropology
  • Pages: 10
  • Words: 2790

Marine Life in United Arab Emirates

This report analyses the marine life in the UAE, covering detailed information about the various species of animals found in the region and their adaptation to the unique environment.
  • Subjects: Biology
  • Pages: 5
  • Words: 1474

Biosphere Evolution and Threats

The biosphere, however, overlaps between all the spheres that include the lithosphere, which is found on the surface of the earth.
  • Subjects: Geography
  • Pages: 3
  • Words: 867

Lubricants Oil Production in Refineries

Despite being various categories of the lube oil as mentioned earlier in the project, mineral lube oil from petroleum is the commonly preferred lubricating oil to the synthetic lube oil.Fig.showing lubricating oil The history of [...]
  • Subjects: Chemistry
  • Pages: 8
  • Words: 2245

Medical Anthropology

An analysis of the power relations affecting biomedicine addresses questions such as who has the power over agencies of biomedicine, how and in what forms power is to be delegated, how the power is to [...]
  • 1
  • Subjects: Anthropology
  • Pages: 12
  • Words: 3322

Role of Planning Professionals

The new guidelines have to follow the six steps of urban planning which include determining the objective of the urban plan, formulating the strategy, determining the number of inputs and outputs that will be used [...]
  • Subjects: Geography
  • Pages: 15
  • Words: 3996

The Eruption of Toba

Consquently, the super-eruption of Toba was unlikely to have resulted in the bottleneck. Consequently, it is evident that the super-eruption of Toba did not result in human, flora or fauna bottleneck.
  • Subjects: Geography
  • Pages: 6
  • Words: 1723

Modern Algeria

It borders the Mediterranean Sea to the north, Tunisia, and Libya to the east, Niger, Mali, and Mauritania to the south, and Morocco to the west.
  • Subjects: Countries Studies
  • Pages: 20
  • Words: 5466

Effects of Industrialized Agriculture

Finally, the corporations that are involved in the process of food production are responsible for the creation of new markets for consumption and the global trade of agricultural products.
  • Subjects: Agriculture
  • Pages: 5
  • Words: 1596

Pros and Cons of Use of Pesticides

Use of DDT and other pesticides may cause harm to the ecosystem if not well used and thus it is advisable to approach this issue with more precaution.
  • 5
  • Subjects: Biology
  • Pages: 2
  • Words: 581

Paleontology and The Evolutionary Theory

However, it is important to note that Darwin's evolutionary theory caused a revolution in the field of paleontology and this was because the fossil record turned out to be the only available source of evidence [...]
  • Subjects: Archeology
  • Pages: 7
  • Words: 1901

Grass Fed versus Grain and Corn Fed Animals

As an alternative, other than matching the quantity of corn fed to the animals with the amount of grass and other normal feed by beef farmers, the FDA may be required to regulate the use [...]
  • Subjects: Zoology
  • Pages: 9
  • Words: 2475

Physical Geography: Climatology and Geomorphology

In general, geography is the study of distribution of human beings and things over the surface of the earth, and the interrelationship between human beings and the natural world.
  • Subjects: Geography
  • Pages: 2
  • Words: 604

Stem Cell Research

D, in the article I am Pro-Life and Oppose Embryonic Stem Cell Research, opposes stem cell research in particular embryonic stem cell research.
  • 5
  • Subjects: Genetics
  • Pages: 5
  • Words: 1780

On Animal Abuse and Cruelty

In these cages, the animals are confined indoors for the whole year denying them their right to roam and feel the heat of the sun.
  • 5
  • Subjects: Zoology
  • Pages: 5
  • Words: 1369

Thailand Ethnography: Similarities and Differences

In fact when I heard both families speak in their native tongue there were some words that were similar and as such is indicative of a common cultural ancestry somewhere down the line.
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1398

Life of Polar Bears

The polar bear is a native of bear found within the Arctic Circle that encompass the Arctic Ocean at the North Pole and the adjacent land.
  • Subjects: Zoology
  • Pages: 3
  • Words: 834

George Washington Carver’s Life, Honors, and Inventions

Born into slavery in 1864, he went on to become a renowned educator and innovator whose contributions were critical to the success of the agricultural industry in the United States, particularly in the Southern states.
  • Subjects: Agriculture
  • Pages: 2
  • Words: 597

Modern Turkey, Ottoman Legacy and Westernization

Many of the country's customs and practices, such as the traditional Turkish greeting and the importance of hospitality, have their roots in the Ottoman period.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 962

Colombia’s History, Geography, and Culture

Colombia is located in the northwest corner of South America, bordered by Panama to the northwest, Venezuela to the east, Brazil to the south, and Ecuador and Peru to the west.
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 653

A Light Microscope: Function and Usage

In the optical microscope device, a beam of light hits a specimen located on a slide and then travels through a system of mirrors into the objective. The use of optical circuits inside the eyepiece [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 366

The Importance of Teaching Alternative Evolution Theories

The theory of evolution should be the basis of the entire course of biology at school. The general representation of the leading alternative evolution concepts should be provided before the arguments for these theories implementation [...]
  • Subjects: Evolution of Humans
  • Pages: 4
  • Words: 1122

Alice Ball’s Contribution to Science

Therefore, Alice Ball was a chemist whose scientific life and contributions to science led to the use of isolated ethyl ester from Chaulmoogra oil in the treatment of Hansen's disease.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 555

Aspects of Chemistry of Oxygen

To sum up, oxygen enters the blood through the process of breathing atmospheric air and travels from the nasal cavity through the trachea and bronchi into the lungs, and then, enters capillaries and erythrocytes.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 279

Aqueous Solution Definition in Chemistry

However, regarding the title of the article, the examination of the gel formation is missing in the abstract, and several questions about the chosen research process emerge. The next section in the article is devoted [...]
  • Subjects: Chemistry
  • Pages: 6
  • Words: 1760

Microbial Growth and Effect of pH on It

The above principle is used in this laboratory work, the aim of which is to evaluate the effect of the pH of the medium on the growth of microorganisms.
  • Subjects: Biology
  • Pages: 5
  • Words: 1137

Genetic and Genomic Technology

Positive results mean that a patient has been diagnosed with the disease, and so treatment is essential to ensure the patient's good health.
  • Subjects: Genetics
  • Pages: 3
  • Words: 949

The Komodo Dragon: Species Conservation Plan

The Komodo dragon is the heaviest carnivorous lizard on the planet listed in the IUCN red list as vulnerable. The current geographical range of this species is the Komodo National Park and Flores Island.
  • Subjects: Zoology
  • Pages: 2
  • Words: 675

The Characteristics and Importance of Nervous System

The nervous system is rightfully considered to be one of the most complicated and significant systems of the human body, which is responsible for the quality communication and interaction between the organs.
  • Subjects: Biology
  • Pages: 6
  • Words: 1705

Campania, Italy: Geographic Analysis

The region is in the southern parts of Italy. It covers an area of 13,590 km², borders Mediterranean sea to the west, and located in the renowned Italian peninsula.
  • Subjects: Geography
  • Pages: 9
  • Words: 745

Analyzing the Economy of Cuba

The government controlled most of the means of production and employed a large percentage of the workforce. In the current paper, the author takes an in-depth look into the current status of the Cuban economy.
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1214

Evolution of Makkah as a City

The first pattern is a central business district, in this pattern the shape has been affected by the natural topography of the city of Makkah.
  • Subjects: Countries Studies
  • Pages: 5
  • Words: 1308

City of Perth, Australia Exploration

The city of Perth in Australia has a rich heritage in terms of cultural values and attitudes which define the culture of the city and this is evidenced by the exotic buildings and open spaces [...]
  • Subjects: Geography
  • Pages: 10
  • Words: 2936

Application of Catalyst and Energy Production

This work entails developing a catalyst coupled with the construction of a good reformer in the field of catalysis. The catalyst is released at the end of the reaction and may be used again.
  • Subjects: Chemistry
  • Pages: 35
  • Words: 8961

Silver Characteristics as a Chemical Element

In addition, silver is commonly formed in a wide variety of hydrothermal deposits and is associated with gold and the base metals such as copper, lead and zinc. Increase in silver concentration is an indicative [...]
  • Subjects: Chemistry
  • Pages: 3
  • Words: 882

Eruption of Mount Saint Helen Volcano

Helens volcano, looking at its history, the explosion, the immediate consequences of the eruption, and the historic impact on the climate and human life.
  • Subjects: Archeology
  • Pages: 4
  • Words: 1245

Maps, Atlases and their Essential Components

The title outlines the purpose of a map, and it is the first thing that a reader has to see. The north arrow helps to determine the positioning of the map and establish a link [...]
  • Subjects: Geography
  • Pages: 3
  • Words: 782

Bermuda Triangle and Its Definition

According to Winer, "the initial claims of the mysterious disappearances in the Bermuda also known as the 'Devils Triangle' dates back to September 19th 1950.
  • Subjects: Geography
  • Pages: 3
  • Words: 1002

Why Are Glaciers Interesting?

It is very different from ice, the physical aspect of a glacier is very interesting, and the height of a glacier is another extraordinary factor that makes it very interesting.
  • Subjects: Geography
  • Pages: 2
  • Words: 531

Caves Definition & Characteristics

The most general definition of a cave is a part of the Earth's core that has emptiness or open space which is connected with the surface in one or more places.
  • Subjects: Geography
  • Pages: 2
  • Words: 307

Cocoa Production and Its Environmental Performance

There is a variety of significant issues related to the growth and production of cocoa. A risk for the environment and trees is also present due to the practice of cocoa farming.
  • Subjects: Agriculture
  • Pages: 4
  • Words: 1190

Acid Effects on Starch in Industrial Applications

This variability is apparent in the morphology of starch granules regarding size and shape, the amount of amylose, the structure of amylopectin concerning the length of chains, and the position of branching.
  • Subjects: Chemistry
  • Pages: 7
  • Words: 2011

Chemical Raising Agent in Bread in Lab Experiment

Therefore, the gluten content of flour affects the physical properties of flour and the corresponding baked products. The leavening agent was baking powder, which consists of sodium bicarbonate and potassium bitartrate.
  • Subjects: Chemistry
  • Pages: 6
  • Words: 1703

Archaeological Evidence Perceptions: Early Civilizations

Finally, sites are the last category of excavated evidence and refer to complete sets of all the above-mentioned archaeological objects, the analysis of which defines the nature of a place and the quality of life [...]
  • Subjects: Archeology
  • Pages: 10
  • Words: 2782

The Intelligence of Human and Non-Human Animals

After assessing the evidence, it is argued that if the language is understood as a structured system of signs that is used conventionally in order to communicate meaning, then it is possible to state that [...]
  • 5
  • Subjects: Zoology
  • Pages: 6
  • Words: 1710

Killer Whale, Its Life Cycle and Behavior

The killer whale is the largest member of the dolphin family and a very fierce predator. In the Southern Hemisphere, the types of killer whales found there include type A, B, C, and D.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1388

Soil Erosion, Its Factors and Preventive Measures

Soil is the sediment, surface layer of land produced as a result of transformations in rock materials that occurred under the influence of both living and dead organisms including plants, animals, and bacteria; solar heat, [...]
  • Subjects: Agriculture
  • Pages: 3
  • Words: 886

Plant Cell Physiology and Its Processes

Cell physiology is the study of the functions of the cell structures. The function of controlling movement of substances in and out of the cell is known as the physiological process.
  • Subjects: Biology
  • Pages: 2
  • Words: 610

Nature versus Nurture: the Simple Contrast

In the context of this essay, nature signifies the effect of genes in the DNA structure that are transferable from a parent to the offspring.
  • Subjects: Evolution of Humans
  • Pages: 4
  • Words: 1109

Vertical Stratification

Due to the differences in the terrestrial and aquatic environments, numerous contrasts between the two environments can be observed. Another major difference between the terrestrial and aquatic ecosystem is their level and ability to support [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 604

History of Deforestation

Alternatively, they would cut vital elements of the tree in order to cause the upper part of the tree to fall off gradually. The birth of the naval store affected the pattern of deforestation in [...]
  • Subjects: Agriculture
  • Pages: 7
  • Words: 2038

1996 Mount Everest Disaster: Leadership Perspective

Everest and its summit became known to the western world in the beginning of the twentieth century. Thus, Hall and Fischer overestimated their abilities and this led to the tragedy.
  • Subjects: Geography
  • Pages: 4
  • Words: 1134

The Brisbane Future City

The development of green fields and redevelopment of the current residential areas in Brisbane will be important in order to accommodate the increased population. The growth of Brisbane city will be promoted by encouraging and [...]
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1046

The Behavior of Wolves

As a result, some of the wolves have decided to be loners despite of their territorial behavior for fear of attacks.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1491

Essentials of Biodiversity

At the same time, the knowledge and a more informed understanding of the whole concept of biodiversity gives us the power to intervene in the event that we are faced by the loss of biodiversity, [...]
  • Subjects: Biology
  • Pages: 7
  • Words: 1846

Ethnographic reflection

Mixing the scientific and humanistic approaches and implementing the anthropological framework and the concept of the bio-cultural triad for covering various sides of life of Beaver community, Brody uses dialogic procedures for depicting and explaining [...]
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1356

Latent Fingerprint Examination

During identification, for examiners to determine the owner of the left behind friction skin ridge impressions, examiners must evaluate a number of factors between known fingerprints and the fingerprints in question.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 1063

How GPS locates and finds the user position

Through many identified locations of the satellites and the calculated distances between the receiver and the satellites, the location of the receiver is determinable.
  • Subjects: Geography
  • Pages: 6
  • Words: 1636

Green Iguana: Invasive Species of Florida

The following essay will review the ways in which this species is invasive and harmful to the state of Florida. They are not willing to implement the same measures of lowering the number of iguanas [...]
  • Subjects: Zoology
  • Pages: 2
  • Words: 637

Nationalism: Unity and Divisions

Nationalism is a core concept in anthropology that encompasses the desire for a collective identity and the belief in the value of one's social, political, and cultural group.
  • Subjects: Anthropology
  • Pages: 10
  • Words: 2861

The Deeply Rooted in the Present Book by Kenny

For example, the novelty of the author's developments may lie in the fact that she introduces the definition of Quilombo identity into the science of anthropology.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 937

Deeply Rooted in the Present by Kenny: Book Review

The study of this work contributed to the development of the science of anthropology and theoretical approaches related to it, as well as provide an understanding of the formation of the culture and identity of [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 546

Regional Analysis of Surrey, British Columbia

The city of Surrey, River Fraser, and the Cascadia faultline have always made up the characteristics of the region together with its artistic beauty. The painting is a beautiful landscape of the Fraser River in [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 669

The Fragility of Haiti and Myanmar

In addition to these problems, the nation is one of the poorest in the world and is struggling economically. The study topic is as follows: What variables contribute to the difference between Haiti and Myanmar [...]
  • Subjects: Countries Studies
  • Pages: 7
  • Words: 1926

The Effect of pH on Water Holding Capacity of Chicken

In the present laboratory work, the main issue is to investigate the potential relationship between WHC as a measure of moisture content and chicken pH; specifically, the question is to identify the effect of meat [...]
  • Subjects: Chemistry
  • Pages: 3
  • Words: 974

Researching of Whale Lion: Assignment

In this article, I would like to talk about an animal that appeared due to a cross between a lion and a whale and can be called a "whale lion".
  • Subjects: Zoology
  • Pages: 1
  • Words: 361

Summary of “The Omnivore’s Dilemma” by Pollan

People, as omnivores, have a wide array of eating options. Pollan analyzes the ecological and animal well-being impacts of various dietary choices in his 2006 book “The Omnivore’s Dilemma.” For example, the first chapter is titled “One Farmer, 129 Eaters,” in which George Naylor and his family have a farm in Iowa bought by his […]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 679

Red Panda: The Animal Observation

They have a diurnal and twilight lifestyle, sleeping in trees during the day and marking their territory, and looking for food at night.
  • Subjects: Zoology
  • Pages: 1
  • Words: 386

The Thermoregulation Is and Its Importance

The importance of thermoregulation in the body includes: In case there are changes in the external temperatures, an organism must maintain a constant temperature of about 37 degrees Celsius for a human body to ensure [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 367

Planting Bamboo: The Role of Photosynthesis

Lastly, I think bamboo's photosynthetic exceptionalism is manifested in the fact that light is one of the most important factors of photosynthesis, as it is a source of the necessary radiant energy for biochemical processes.
  • 5
  • Subjects: Biology
  • Pages: 3
  • Words: 825

Chemical Processes: The Diels-Alder Reaction

However, the basis has remained unchanged; namely, the addition of a dienophile to a diene by 2,4-conjugation allows the preparation of non-aromatic homocyclic with one multiple bonds in them.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 592

Reasons for Sequencing the Genome

However, such access should be given only after in-depth research into the psychological nature of the perception of the results and the reduction of possible harm to the participants' health.
  • Subjects: Genetics
  • Pages: 2
  • Words: 582

Memory: Its Functions, Types, and Stages of Storage

First, information is processed in sensory memory, which perceives sensory events for a couple of seconds to determine whether the information is valuable and should be kept for a longer period. As information goes through [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 507

New York vs. Dhaka City: Comparative Analysis

Dhaka is the capital of the country Bangladesh and a famous city in South Asia, but New York is one of the most popular cities in the world, although not the capital.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 301

Cockroach Infestation: Essential Findings and Solutions

The idea that the threat of having a cockroach infestation is in direct proportion to the elevation of the room remains a common misconception. The issue of cockroach infestation is not to be underrated.
  • Subjects: Zoology
  • Pages: 2
  • Words: 624

How Animals React to Their Reflection in Mirror

The experiment with chimpanzees proved animals perceive the reflection in the mirror as their own since they viewed and touched the red marks applied during sleep that could only be seen in the mirror.
  • Subjects: Zoology
  • Pages: 2
  • Words: 583

Territorial Claims of Antarctica and the Antarctic Treaty

Given this argument, the paper traces the history of Antarctica to fully explore how and why the claims came about, the individual claims of the countries and the treaty and the system it is included [...]
  • Subjects: Countries Studies
  • Pages: 20
  • Words: 5458

Micrococcus Luteus Detection Experiment

Microbial Physiology, the branch of microbiology responsible for the study of these enzymes, employs a spectrum of tests that detect the known set of enzymes unique to each species of microbe.
  • Subjects: Biology
  • Pages: 2
  • Words: 401

The Concept of Selective Breeding

In order to carry out selective breeding, the breeder must first of all have a breeding stock with the desired qualities.
  • Subjects: Biology
  • Pages: 10
  • Words: 2724

Flash Chromatography Overview and Analysis

Pour the elution solvent to the silica gel then, using a gas pump, force the solvent through the silica. Without disturbing silica's top surface, the dissolved sample in the elution solvent is then gently applied [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 607

Effect of MgCl2 and NaCl Solutions on the Germination

Moreover, in the first and the third groups, the wheat seeds were placed in wetted paper towels whereas in the second and the fourth groups, the wheat seeds were placed on top of the wetted [...]
  • Subjects: Chemistry
  • Pages: 7
  • Words: 2033

Aspects of Biology as a Subject

Understanding the causes of disease variations and using the information to improve the health of the population will be my main benefits I will offer to the society.
  • Subjects: Biology
  • Pages: 2
  • Words: 694

Ethical Issues Behind Feeding People With GMOs

Genetic engineering is the amendment of the genetic composition of a particular organism or simply the adjustment of an organism's transmissible matter in a bid to produce desirable characteristics.
  • Subjects: Genetics
  • Pages: 10
  • Words: 2814

Evidence of the Evolutionary Process

The unearthing of fossils and their study, biogeography which informs us of similar species of trees and animals in various parts of the world and the reasons for such an eventuality, embryology and the study [...]
  • Subjects: Evolution of Humans
  • Pages: 7
  • Words: 2032

UNESCO Paper: The Grand Canyon National Park

The springs and seeps out of the canyon walls sustain eleven percent of the plants in the park. In some of the management activities, local citizens and volunteers have been involved.
  • Subjects: Geography
  • Pages: 6
  • Words: 1732

Invertase Enzyme: Description and Role

One of the crucial enzymes in the food industry is external invertase from Saccharomyces cerevisiae. The key functional state of the external invertase is a homodymer with a molecular mass of 270 kDa.
  • Subjects: Biology
  • Pages: 4
  • Words: 1151

Human Circulatory System and Evolution

The coronary circulation involves the movement of blood through the tissues of the heart while the systemic circulation involves taking blood to all the rest of the body tissues and back to the heart".
  • Subjects: Biology
  • Pages: 2
  • Words: 534

Is the World Ready for Genetic Engineering?

The process of manipulating genes has brought scientists to important discoveries, among which is the technology of the production of new kinds of crops and plants with selected characteristics. The problem of the advantages and [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 657

Population Growth in Qatar

The increment is attributed to an increase in the state's population and an increased number of people using the infertility clinics' services.
  • Subjects: Countries Studies
  • Pages: 14
  • Words: 2138

Analysis of the Demographic Changes in Texas

According to Murdock Assessing the consequences of the population on the pace and process of economic growth is one of the oldest themes in the literature on economics.
  • Subjects: Geography
  • Pages: 2
  • Words: 534

Scientist Charles Darwin & Evolution

By the year 1846, Darwin had a number of publications relating to zoological and geological discoveries of his expedition works that catapulted him in the scientists front rank.
  • Subjects: Evolution of Humans
  • Pages: 5
  • Words: 1361

Importance of Coral Reefs

The algae that is found in the sea also helps in reef building because they contain limestone and this is important in the integrity of the reefs.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1625

Pfiesteria Piscicida: Classification and Analysis

Pfiesteria piscicida is a single-cell, a microscopic organism found in the environment for millions of years. 8S regions agree to the placement of Pfiesteria in the Peridiniales or a group between the Peridiniales and the [...]
  • Subjects: Biology
  • Pages: 7
  • Words: 1704