Essays on Contaminates

Debra Dutton

BIO 201 Pollution and the Human Body The human body has an incredible defense and healing system. It uses the various senses like smell, sight and taste to filter the food, air and water as they get into the body. The skin safeguards the body tissues and internal organs from environmental hazards. The skin also senses the variations in environmental temperatures and acts as the body’s stimuli in controlling the body temperature. The brain and the nervous system are part of the complex response and flight mechanism that responds to emergencies and dangers. An army of ...

Water Supplies in Sun Valley, AZ

Sun Valley is located in Arizona. It is situated along interstate 40. It is 31.56 square miles. Sun Valley has different water supply options. Some of these options are groundwater, surface water and reclaimed water. Groundwater is water found beneath the ground. They are usually in rocks and pores of the soil. Sun Valley is supplied by Arizona’s water supply. Groundwaters that supply Sun Valley are aquifers and wells. Main aquifers in Arizona are stream alluvial and basins fill. Ground water can also be sourced from sedimentary rock. Basin Fills are of three type’s namely carefree formation, ...

Mechanism of hydraulic systems in aircrafts

Hydraulic system in aircrafts consists of a system in which liquid under pressure is utilized to transmit energy. The power from the engine is converted by the hydraulic systems to hydraulic power. Several hydraulic systems existing in an aircraft include the landing gear, brakes doors and control boosters. According to Roskam (2000), some of the components that are part of the hydraulic system include hydraulic fluid reservoir, accumulators, hydraulic pumps, valves, and lines for distribution and controls located in the cockpit to operate the different functions of the hydraulic system. The hydraulic system has an actuating cylinder that functions ...

Biodiversity and sustainability, two of the major factors to determine if an ecosystem is habitable and sufficient for any life form, may it be fauna, fawn or human kind. However, there are only a few sites left around the globe which can be considered sustainable and contains biodiversity as climate change continues to affect the planet. Some areas have become barren, while a few remained arable but in the risk of being converted into commercial lands for homes or businesses. In the United States, the problem of pollution not only affected its once diverse ecosystem, which is considered the home of ...

Powdery Mildew-A Disease in Strawberry

Strawberries are dicotyledonous, herbaceous, non-deciduous, perennial plants (Sarah 2007). They are widely cultivated for their fruit that is valued for its juicy quality, sweetness, bright red color, and distinctive aroma. The plant can fall victim to various diseases in its life cycle. The following paper aims at discussing the causal organism of powdery mildew disease in strawberries, its impact on the host, and environmental conditions that are needed for the disease to develop. Moreover, the paper describes steps I have undertaken in the practice class to prove the causal organism was using Koch’s Postulate.

Powdery Mildew is caused ...

The issue on having an abundant supply of clean water has been one of the major frontiers of environmental advocacy since the early 1950s as the globe now feels the consequences of man’s quest for technology and improvement. Global Warming and Pollution are two of the most prominent issues on the environment that affects two of the important resources human kind now slowly reduces – air and water. Water is the fountain of life as it sustains every living organism with nutrients needed for development. Like air, living organisms depend on water to provide nutrients and energy. In the ...