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Sunday, April 11, 2010

Springboard readings summary:

Article:
"Research on global sun block needed now"


To combat the rising global temperature a new method of cooling the earth has been proposed by geoengineers in the form of Solar-Radiation Management (SRM). This method asks for the injection of sulphur particles in the stratosphere, which in turn cools the earth by reflecting back fraction of radiations from the sun, preventing them from warming the earth. The main characteristics which make this method a good replacement of CO2 emission cut are its cheap cost and the ability to cool the earth much more effectively. But the implication of this technique has been restrained by some of the drawbacks associated with it which encompass minor environmental hazards, like acid rain and decrease in precipitation; lack of relevant research and the governance difficulty of it globally. Thus to bring this technique to service, solutions to the above problems have to be found. The very first step needed to be taken is to enhance the research by conducting more field tests so as to find most effective way of executing this project and to bring the harmful effects of it down to minimum. Governance of it can be handled by building an international cooperation where international leaders discuss on risk assessment and regulations of the task, based on the researches done by the independent teams. Once sufficient data is collected from the various researches only then any final conclusion can be drawn about the application of this technique.

-HAIDER HAYEE

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