Human Health and the Environment Essay Example | Topics and Well Written Essays - 750 words - 1

Human Health and the Environment - Essay Example The differences between the two diseases are their lifetime immunity which Malaria has but the same cannot be said for yellow fever. Malaria is characterized by â€Å"uncontrollable shaking† while â€Å"Yellow fever is characterized by weakness and dizziness†.(Pinheiro & Rosa Ap, 1978) C. Why are yellow fever and malaria not threats at present in North America? The reason that both of these viruses are no longer present in United States of America is because of the fact that government has initiated vaccination programs, which has made it possible to eradicate both these diseases from the U.S and there is â€Å"strict laws for vaccination of immigrants and travelers coming from countries where malaria is still present and also for tourists travelling from US to abroad†. (Kilpatrick et al, 2006) D. Why is malaria such a significant hazard in Africa? Malaria is a serious hazard in Africa because of the fact that health care in Africa is virtually non-existent. Ther e are NGO’s and non-profit organizations working with African governments to eradicated diseases like HIV/AIDS, Malaria and Yellow Fever but to no avail because of the â€Å"corruption and lack of awareness among the African populace about these diseases†. ... E. Why does the number of West Nile virus cases in people increase in warmer weather? (1 points) Because the Mosquitoes gather the virus in early fall that is why the spread of this virus is most common in warm weather or summer. (Kilpatrick et al, 2006) 2. Write a criticism of the following proposition: â€Å"Although it is impossible to measure the gains exactly, a moderately warmer climate...†¦and reduced outlays for clothing†. It is unrealistic in a sense that climate cannot be changed until and unless the above proposition is supporting global warming. For the American people, they have become acquainted to the cold climate that befalls on the North American Continent. Even though a warmer climate would lead to fewer diseases but in the long run it is unrealistic. To decrease the ratio of sick people, it is necessary that people take vaccination, live and eat hygienically and as the saying goes, â€Å"Prevention is better than cure† should be given priority. L ooking at the concept of warm and cold weather, people in cold countries are less sick as compared to people warm countries i.e. India, China, and Pakistan etc. It’s not about how less people get sick depending on the climate it’s about the precaution and prevention they do. Most of us spend winter trying to stay heated, but a little bit of experience of cold weather may not be such a bad factor. There are two types of fat in an individual’s body: white-colored fat and brownish fat. Brown fat is the heat-producing, calorie-burning fat that infants need to control their individual body conditions. Most of it vanishes with age, but grownups maintain some brownish fat. A recent scientific research