01030nam a2200217Ia 4500 CTU_100447 210402s9999 xx 000 0 und d 4719800 627.03 W329 Water encyclopedia : Ground water Jay H. Lehr, Jack Keeley, Jack Lehr [ et ... al.] Hoboken, N.J. John Wiley & Sons 2005 The single greatest reservoir of usable water for man lies underground. Its location, management, protection and remediation have been a central focus of hydrology for much of the past century. Experts throughout the world have covered this subject, in unimagined detail. Ground water remains unseen but no longer unknown, and now amazingly well defined in every aspect of quality and quantity, development, protection and remediation. Water,Water quality,Water resources development Supply Minh Trung tâm Học liệu Trường Đại học Cần Thơ