Coffee is the most popular drink in many countries around the world, especially when the more take-away movement became popular in the last few years. That means tons of coffee will be discharged. Most of the excess is put into landfills or are disposed by burning off, this process generated a large amount of CO2 emissions-one of the gases causing the greenhouse effect, the volume of waste residue directly into the environment in large amounts cause serious pollution of the water environment. According to the researchers, coffee contains many nutrients should not merely useless waste. Don't want to leave the amount of coffee in a way Miami like, students undertook the subject: "research and the ability to reuse coffee residue as fertilizer for crops."The research results showed that coffee completely capable as fertilizer for crops. Coffee not only provides nutrients for the tree but also helps plants grow very well, limiting the depth of eating snails and leaves. In the two types of coffee are used to study the coffee, often for the better results than coffee Era thanks to more nutrient. Besides, the students also conducted a random survey of 100 subject areas of HO CHI MINH CITY. HCM has 53 objects that use coffee makers at home, including 87 survey has grown vegetables, statistics, survey shows that awareness of the person being interviewed about the uses of coffee is also quite high (44%), the ability to adopt coffee as fertilizer for crops in the family is also very feasible : 89% of the subjects agreed to reuse excess café as fertilizer for crops. The subject also suggested the optimal treatment for excessive amounts of coffee giant discharged every day to ensure limited disposing into the environment.
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