Tomiyama, Mitsuru. <br/><br/>
Lake Kasumigaura 

 - Japón :   Tsukuba Uni Network,   1995. 
 - 160 p. 
<br/><br/>Lake Kasumigaura: a magnificent water circulation;The history of Lake Kasamigaura;Floods and Lake Kasamigaura;Salt damage and the hitachi-tone River Tidegate;Water transportation and agricultural reclamation;Comprehensive development of Lake Kasumigaura;Changes in the lake water quality;How was Lake Kasamigaura polluted;Establishing the ordinance to prevent eutrophication;Water purification projects and the present lake condition;Fisheries in Lake Kasamigaura;The wildlife of Lake Kasamigaura;Environmental consciousness and citizens' movements;For revitalizing Lake Kasamigaura 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LAGOS<br/>RECURSOS HIDRICOS<br/>JAPON<br/>LAGO KASUMIGAURA<br/>POLUCION<br/>MEDIOAMBIENTE<br/>EUTROFICACION<br/>PESCA
<br/><br/><label>Universal Decimal Class. No.: </label>556.56