What mechanisms produce high precipitation in the tropics?

“The Global Circulation can be described as the worldwide system of winds where the necessary transport of heat from tropical to polar latitudes is accomplished,” (metoffice.gov.uk).These atmospheric heating and circulation patterns are controlled by three cells of air flow between the Earth’s poles and the equator. These three cells are the Polar Cell, Ferrel Cell, … Read more

Mineral sector governance

The growing failure of mineral prices on the international market, advancing debt crunch and declining revenue to finance socio-economic development in many African countries has refocused attention on how to efficiently and most favorably use the continent’s vast mineral sector through prompt application of the African Mining Vision (AMV). The Vision explores ways to stimulate … Read more

The Miocene Epoch

During the Miocene period earth’s climate, had changed from cold to warm with steamy jungles and searing deserts. By the end of the Miocene epoch the ancestors of humans had split away from their ancestors of chimpanzees to follow their own evolutionary paths. In the Miocene seas, kelp forests made their first appearance and soon … Read more

Extremophiles features and role

Extremophiles are organisms that live in conditions which humans consider “extreme.” “Extreme” environments include but are not limited to extreme pressure, extreme cold, intense heat, highly acidic environments, and highly saline environments. These conditions were once believed to not have the ability to sustain life. There are three domains of life: Eukarya, Bacteria, and Archaea. … Read more

Soil and Water Facts

Conservation Tillage – the practice of leaving harvested plant materials on the soil surface to reduce runoff and soil erosion; Crop Nutrient Management – managing all nutrient inputs helps ensure that nutrients are available to meet crop needs while reducing nutrient runoff; Pest Management – using various methods for managing pests while protecting soil, water, … Read more

The Beginning

To understandhow the Earth started; we need to start off with origins of mankind and the earth’s existence. The Earth came into existence about 6 billion years ago and the emergence of homo-sapiens-sapiens 200,000 years ago. Technology has always been closely linked to the way in which people have lived. Before the development of civilizations, … Read more

Earth Planet Essay

The Earth, man’s home, is a planet. The Earth has special characteristics, and these are important to man. It is the only planet known to have the right temperature and the right atmosphere to support the kind of environments and natural resources in which plants and man and other animals can survive. This fact is … Read more

Air Pollution

The first thing people see, in the morning, when they walk outside is the sky or the colored sun. Is this world giving us the privilege of seeing the natural colors of the sun through all the layers of pollution within the air (Dinanike 31)? Not only are beautiful sights such as this hidden behind … Read more

Global Warming

Global warming is an increase in the earth’s temperature due to fossil fuels, industry, and agricultural processes caused by human, natural, and other gas emissions. (Melissa Phillips). This results in an increased emission of greenhouse gases. (Caroline Quatman). Short-wave solar radiation sinks into the Earth’s atmosphere and warms its surface; while longwave infrared radiation emitted … Read more

Why Are There Different Climates Different Places

The main factor that determines the climates of any place is its distance from the equator. This is because sun never rises high. Therefore the places close to the equator remains warm. Temperature typically decreases as altitude increases. At high altitudes the air is less dense, and it does not absorb and hold as much … Read more

The Appalachian Trail

When I was in the seventh grade, our class went on a field trip to Cherokee, North Carolina. The trip lasted four days and three nights, but the adventure would last a lifetime. The experience allowed me to learn many things about myself and to reflect on the beauty that was all around me. We … Read more

Are you hungry too?

Do you ever find that theres nothing to eat at your house? Youre not alone, but at least youre lucky youll eventually get something in your refrigerator. There are many people that dont eat for months because they live on the street. People are starving as we speak. We use the term starving loosely, but … Read more

There Are Too Many People Will We Survive?

Do you feel that we have the right to enjoy natural beauty? The right to decent, uncrowned shelter? The right to eat healthy food and drink pure water? To breathe clean air and avoid pesticide poisoning? Most people would say everyone has a right to all of these things, but in some areas of the … Read more

Water Pollution

The earth is facing a lot of environmental problems today, these problems are caused by humans. In the search for the technology, humans begin to improve their lives without giving attention to what this development has caused to the other types of life on the face of the earth. All aspects of life on the … Read more