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The Presidential Green Chemistry Awards-Dr Mark HoltzappleIn 1996 Mark Holtzapple of Texas AM University received the Academic Award for the Green Chemistry challenge This award was given to him for the development of a family of technologies that converts waste biomass into animal feed and industrial chemicals and fuels by adding lime to a fermentation process This waste biomass includes municipal solid waste sewage sludge manure and agricultural residues As we all know all of these wastes are a serious threat to our environment as our population is increasing exponentially Currently 209 tons of municipal solid waste is produced each year in the United States alone-EPA All of these types of waste have little value or even a negative value which means there is a very high cost associated with their disposal The research that Mark Holtzapple has done in this field of study has the potential to significantly improve the condition of our environment and help solve our waste disposal problemThe conversion of waste biomass described in Dr Holtzapples paper falls under focus area one of the Green Chemistry Awards the use of alternative synthetic pathways natural processes and alternative feedstocks The fermentation of the waste is an alternative pathway because it is used as a fuel and energy instead of being completely worthless and put in a landfill The biomass is used as alternative feedstocks for cattle and various other ruminants The entire process being used is a natural process because microorganisms are used to digest the waste The entire process is also inherently safer for the environment because it reduces the chances of leaks at landfills and helps reduce methane gas from being produced at landfills It also reduces the carbon dioxide emissions because its own emissions are balanced by photosynthesisPresident Clinton announced the Presidential Green Chemistry Awards Challenge on March 16 1995 It is designed to promote pollution prevention and industrial ecology through a new Environmental Protection Agency EPA design
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