환경생태유량을 고려한 도시하천 수생태계 건강성 회복방안 연구
- 저자
- 백경훈 외
- 정보분류
- 정책연구
- 발행년월
- 2021년 12월
- 발행부서
- 도시·환경연구실
- 목차
- 표목차
- 그림목차
제1장 서론 ················································································································· 1
1. 연구의 배경과 목적 ·························································································· 1
2. 연구 범위와 방법 ····························································································· 2
1) 연구 대상하천 ····························································································· 2
2) 연구 방법 ···································································································· 3
3) 연구 내용 ···································································································· 3
3. 연구 추진체계 ··································································································· 4
제2장 하천관리 정책 ·································································································· 5
1. 하천의 기능 ······································································································ 5
1) 하천의 정의 ································································································ 5
2) 하천의 기능 ································································································ 6
2. 하천관리 정책 ··································································································· 7
1) 하천관리 정책의 변화 ················································································· 7
2) 하천 수생태계 정책 동향 ·········································································· 11
3. 수생태계관리 정책 ·························································································· 12
1) 수생태계 건강성 회복 ··············································································· 12
2) 수생태계 건강성 조사 ··············································································· 14
3) 환경생태유량 ····························································································· 17
제3장 하천환경 현황 ································································································ 19
1. 하천유역 현황 ································································································· 19
2. 이수 현황 ······································································································· 22
1) 수자원부존 현황 ························································································ 22
2) 하천유지용수 공급시설 현황 ····································································· 23
3. 하천수질 현황 ································································································· 24
1) 수질오염원 현황 ························································································ 24
2) 수질오염부하량 현황 ················································································· 26
3) 하천수질 현황 ··························································································· 29
4. 수생태계 현황 ································································································· 34
1) 국가 생물측정망 측정 결과 ······································································ 34
2) 부산시 자체 생물측정망 측정 결과 ·························································· 36
제4장 환경생태유량 산정 ························································································· 38
1. 하천조사 ········································································································· 38
2. 서식지적합도지수 산정 ··················································································· 41
3. 환경생태유량 산정 및 하천 유량 평가 ··························································· 46
1) 물리적서식지모의시스템 개요 ··································································· 46
2) 환경생태유량 산정 ···················································································· 48
3) 환경생태유량 산정에 따른 대상하천 유량 평가 ········································ 49
제5장 도시하천 수생태계 건강성 회복방안 ······························································ 51
1. 하천유량 ········································································································· 51
1) 미활용 용수원 실태조사 및 추가 용수 공급원 활용 ································ 51
2) 하천유지용수 탄력적 공급체계 구축 ························································· 52
3) 물순환기법을 통한 도시하천 기저유량 증대 ············································· 52
2. 하천수질 ········································································································· 53
1) 비점오염 유발 하수관로 확충 및 개선 ····················································· 53
2) 비점오염 유발 하수차집시설 운영･관리 개선 ··········································· 54
3) 유역 지표면 비점오염원 관리 ··································································· 54
3. 수생태계 ········································································································· 55
1) 수생태계 건강성 조사 강화 ······································································ 55
2) 생물서식 환경 개선 ·················································································· 56
4. 수생태계 관리기반 ·························································································· 56
1) 과학적･조직적 수생태계 관리체계 구축 ···················································· 56
2) 생태계 고려 하천관리･공사･시설물운영 지침 등 정비 ····························· 57
3) 하천별 거버넌스 강화 ··············································································· 58
제6장 결론 및 정책 제언 ························································································· 59
1. 결론 ················································································································ 59
2. 정책 제언 ······································································································· 63
Abstract ·················································································································· 66
참고문헌 ··················································································································· 67