The Need of Vitamin C

It is reported that vitamin C has several significant effects on health. First of all, balancing free radicals to help fighting cell and tissue harms. In addition, helping the body resist contagion in case of illness. Moreover, being necessary for inner-body recondition. Furthermore, helping both the expectant mother and baby stay healthy for nine months. Finally, producing collagen that makes the structure to bones, cartilage, muscle and blood vessels (Hareyan: 2005:1).

Reference : 

          Hareyan, A. (2005). Why do we need vitamin C? [Online]. Available:

                    http://www.emaxhealth.com/76/1144.html  [15 January, 2012].

Climate Change

There are several causes and effects of climate alteration that people have to comprehend. Increasing temperatures induce changes in many features of weather, rising sea levels as a result of liquefying ice and glaciers, and changing climate negatively influence condition and well-being of humans (Congondis, 2011: 1-5).     

Reference

          Congondis, D. (2011). Fact about Climate change. [Online]. Available:   

                     http://www.thegreatwarming.com/pdf/ClimateChangeFactsheet.pdf.            

                    [2011,August  28].

Computers under Attack

It is said that there are three types of computer virus that are able to cause problems for any users; Trojan Horse, Spyware, and Spam. A Trojan Horse  takes credit card details or bank passwords. A Spyware gathers information about the computer’s owner. A Spam is used for tricking people and for getting money from them ( Philpot, 2011:47).

Reference:

Philpot, S. (2011). “Computers under Attack.” Academic Skills. Oxford: Spain