Environmental Hydrology

Numbering Code U-AGR03 3C127 LJ83 Year/Term 2022 ・ First semester
Number of Credits 2 Course Type Lecture
Target Year 3rd year students Target Student
Language Japanese Day/Period Wed.2
Instructor name HAMA TAKEHIDE (Graduate School of Agriculture Associate Professor)
Outline and Purpose of the Course Establishment of appropriate inter-relationships between human activities and water is important for water use, flood control and environmental conservation. Hydrological cycle on the earth is the central concept and it is necessary to learn "hydrology" dealing with water cycle including precipitation, evapotranspiration, infiltration and runoff and behavior of various substances in water.
In this class, we will describe the concept of hydrological cycle and water balance and elementary processes of water cycle, and describe the modeling method and calculation method in runoff analysis, hydrological statistical analysis in detail. In addition, we explain the fundamentals of water quality related to mass balance.
Course Goals Fundamental knowledge concerning regional water and mass cycles to be able to consider various water-related problems in the region such as river flood control and water use, irrigation drainage, conservation of water environment, development and management of water resources.
Schedule and Contents Basically the lecture will be performed according to the following plan. However, there are cases where the order etc. is changed corresponding to the progression of the lecture.
1. Hydrological cycle and water balance
2. Precipitation
3. Evapotranspiration (mechanism)
4. Evapotranspiration (estimation method)
5. Surface water
6. Soil water and groundwater
7. Runoff analysis (rational formula)
8. Runoff analysis (short-term runoff)
9. Runoff analysis (long-term runoff)
10. Hydrological statistical analysis (probability distribution of hydrological component)
11. Hydrological statistical analysis (statistical estimation of probability distribution)
12. Hydrological statistical analysis (probabilistic rainfall distribution)
13. Water quality (concentration)
14. Water Quality (reaction and movement)
15. Final examination / Learning achievement evaluation
16. Feedback: Set a period and accept and answer questions from students
Evaluation Methods and Policy [Evaluation method]
Final examination (60 marks) and submissions (40 marks).
[Evaluation criteria]
The evaluation criteria and policies are in accordance with the "Evaluation Criteria and Policies" described in the Student Handbook of the Faculty of Agriculture for the relevant year.
Course Requirements None
Study outside of Class (preparation and review) It is necessary to understand the content of the explanation by reviewing the textbook and study the exercise problems by yourself.
Textbooks Textbooks/References 地域環境水文学, 田中丸治哉,大槻恭一,近森秀高,諸泉利嗣, (朝倉書店), ISBN:978-4- 254-44501-5
References, etc. よくわかる水環境と水質, 武田育郎, (オーム社), ISBN:978-4-274-20906-2
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