PMC8239324_01
a Water Footprint according to age. b Water footprint according to degrees. c Water Footprint according to accommodation
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Fig2
The questionnaire was answered by 394 students of Bogazici University in the 2018/2019 academic year. 9% of total respondents are between 18 and 20 years old, 43% of total respondents are between 21 and 23 years old, 19% of total respondents are between 24 and 26 years old, and lastly, 9% of total respondents are 27 years old and above (Fig. 2a). The water footprint of Bachelor's is 6023 liters per capita per day, while Ph.D. and Master's students are 6390 and 6247 liters per capita per day, respectively (Fig. 2b). Water footprints according to accommodation preferences are 6035 liters per capita per day, and 6100 liters per capita per day, respectively (Fig. 2c).
Radar graph representation of WF (l/c.d.) of engineering students
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Fig3
From Fig. 3, it can be seen that 7 Computer Engineering students, 8 Chemical Engineering students, 10 Electrical and Electronic Engineering students, 15 Mechanical Engineering students, 22 Industrial Engineering students, and 139 Civil Engineering students responded to the water footprint survey.
Direct WF of various universities and Total WF of BU
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Fig4
Direct water footprint comparison is shown in Fig. 4 where direct water footprints of universities marked with (*) are not as accurate as direct WF of BU.
WF (l/c.d.) results of students of BU
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Fig5
Figure 5 shows the distribution of the water footprint attributes; dietary preferences, shopping preferences, and cat/dog food use are the highest contributors of the calculated WF.
WF (l/c.d.) of diet preferences of BU
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Fig6
WF of the diet of Bogazici University is 3901 liters per capita per day, while that of the USA is 5280 liters per capita per day (Fig. 6).