Modual 6 questions see below Coursework Example | Topics and Well Written Essays - 500 words

Modual 6 questions see below - Coursework Example Industrial farming quickly utilize the top soil. When the top soil is exhausted the land remains bare, and the farmers clear trees for more virgin lands. Since its inception, a third of the earth’s topsoil has been lost. Making the Industrial farming one of the largest enemy of the soil. The soil is diminishing in quantity and quality in Midwestern areas. This is due to the heavy agricultural machinery that compact the soil leaving behind heterogeneous clamps that are loose and impermeable to rainwater leading to erosion. Plant roots are unable to penetrate the land and the reverse process of compaction will require decades to occur. Sahel is another location with diminished quality and quantity of soil. The consequences include the region moving more into a desert periphery. The regions now experience hot days and harsh winds. A large portion of the soil has turned into stone hard soil that water and plant roots are unable to filter or penetrate. The lands stretching from the northern Africa are also having poor quality and quantity of soil. This is due to human activities such as overgrazing and deforestation. The consequences of their action are desertification and huge famine in 1980s that killed over 100,00o people in the region (Richardson, 2008) Soil is the mixture of fine matter consisting of organic remains, rock particles and clay. It forms the top most layer of the earth and support plant growth. It is normally black or dark brown in color and act as a habitat for some animal as insects and worms. Soil erosion comprises of the removal of the earths top soil that has no vegetative cover by surface runoffs and other agents. This top soil is normally rich in humus and the best for plant growth. Soil erosion occurs when agents as wind and water flow over the soil carrying the loose top soil and depositing it at other places like riverbanks and the ocean. Soil desertification is the degradation of land due to loss

PC Security Essay Example | Topics and Well Written Essays - 500 words

PC Security - Essay Example McAfee is devoted to ensure our PC security as well as aimed to offer a variety of free McAfee tools to help us in our software development methodologies. In this scenario the web based platform of the McAfee security systems offers effective support and capability of using and downloading state-of-the-art technology based systems for the better management of security and privacy aspects. For this report I have selected three McAfee PC security management utilities for the overall analysis of PC security. These tools are available for the trial purpose: (McAfee, Inc.) BOPing v2.0 is a PC security scanner used for the network security and privacy issues scanning for the well-known Back Orifice application program. Additionally, BOPing is extremely quicker as compared to ping sweeper integrated in the actual user program. In addition, this is designed like an alert system that is aimed to inform fatalities that unknowingly encompass the Trojan on their PC. Moreover, it encompasses the capability to inform distinguish infected systems by transmitting them a BO message-box message straightly as of inside the running application (McAfee, Inc.2). Conficker Detection Tool 1.0.8 has been developed for checking the existence of the Conficker worm and recognizing that systems are previously infected. Additionally, this is a high quality tool for the overall assessment and examination of any possible outdoor attack or infection that could lead to possible effective management of security and privacy (McAfee, Inc.3). McAfee Spam Submission Tool 1.0 for Windows NT/9x is a free of cost utility that has been incorporated into Microsoft Outlook program. Additionally, McAfee Spam Submission is aimed to permit users to swiftly and simply transfer overlooked spam sections as well as hidden security hacking spam to McAfee Laboratories for analysis and proper action. Moreover, this is as well a high quality system for the