Essays on Gambiae

1. Observation and background information One of the major agents of global environmental change is deforestation. Deforestation is a consequence of land use change which is often affected by both biophysical and socioeconomic factors. Human decisions heavily influence land use in response to global markets. Geist and Lambin (143) noted that tropical forests are disappearing because of pressures coming from both local and regional scale having synergistic effects in different parts of the world. Human activities such as agricultural expansion, human population dynamics and agricultural policies have direct and indirect impact on forest cover change. Deforestation in the ...

1.0 Introduction Malaria is a devastating public health problem in Benin and is the principal cause of mortality and morbidity among children under five. The annual malaria mortality in Benin is more than 1000. In addition, it is an enormous economic burden to households in Benin with many households spending up to 25% of their income on prevention and treatment of the disease. Given that in Benin, a person can contract the disease an average of 3-6 times every year, the direct and indirect economic implication of malaria is enormous. As matter of fact, Malaria is endemic in Benin and ...

1.0 Description of the article The paper will review an article published in the emerging infectious diseases journal on “Reduced Efficacy of Insecticide-Treated Nets (ITN) and Indoor Residual Spraying (IRS) for Malaria Control in Pyrethroid Resistance Area, Benin”. The study compared the effectiveness of pyrethroid insecticides used in ITN and IRS in two villages, Ladji and Malanville. In most of the malaria-endemic African countries, including Benin, ITN and IRS are the principal methods used in preventing malaria through vector control. In the two vector control methods, pyrethroid has been the preferred insecticides in the last decade due to ...

Malaria is a tropical disease that has claimed many lives over the numerous centuries gone by (reference). It usually caused by the genus Plasmodium. The vector for this parasite is a female Anopheles mosquito which transmits the pathogen through bite (reference). One of the major challenges in disease vectors is insecticide resistance. Vector-borne diseases are usually a burden in developing countries because it is not easy to reduce/control disease. In many parts of Africa, Anopheles gambiae has developed resistance towards pyrethroid insecticides which is used to control the malaria vector (Kumar, Dudley, 2007). It is feared that there are high chances of ...