Free Books

Karst Aquifers and Springs of the United States – Volume 1: East,

written by Neven Kresic

We are excited to announce the release of Karst Aquifers and Springs of the United States – Volume 1: East, a comprehensive exploration of the geology, hydrogeology, and natural heritage of karst aquifers and springs across the eastern United States. This richly illustrated book provides an introduction to karst processes, groundwater flow, and the characteristics of karst springs, followed by an overview of major karst aquifer systems and detailed descriptions of hundreds of notable springs across 13 states, from Florida and Georgia to Tennessee, Kentucky, Virginia, Pennsylvania, New York, and beyond. Combining scientific insights with geological, historical, ecological, and cultural perspectives, the book highlights the importance of karst groundwater resources, their role in water supply and ecosystems, This textbook is available for free download, and reposting for non-profit uses by all interested.

Karst Aquifers and Springs of the United States – Volume 2: West

and Midwest, written by Neven Kresic

We are excited to announce the release of Karst Aquifers and Springs of the United States – Volume 2: West and Midwest, the second volume of a comprehensive exploration of the geology, hydrogeology, and natural heritage of karst aquifers and springs across America. This richly illustrated book examines major karst aquifer systems and hundreds of notable springs across the western and midwestern United States, covering regions from Missouri, Arkansas, and Texas to Montana, Wyoming, Utah, Arizona, Colorado, New Mexico, Wisconsin, Minnesota, and beyond. Particular attention is given to groundwater sustainability, spring protection, and the environmental consequences of groundwater overexploitation and contamination. The textbook is available for free download, and reposting for non-profit uses by all interested.

Hydrogeology 101, written by Neven Kresic

Free college textbook Hydrogeology 101, written by Neven Kresic, can be downloaded here. It introduces basic concepts in groundwater science and engineering with 16 lectures, the duration of a typical one or two-semester course at American universities. With hundreds of color figures and photographs, it covers all important topics of classic hydrogeology, and includes groundwater chemistry, groundwater contamination and remediation, field investigations, groundwater in water supply, and a guest lecture on groundwater drought in California by Alex Mikszewski. This college textbook is available for free download, and reposting for non-profit uses by all interested.

Notable Springs of the United States, written by Neven Kresic

We are excited to announce the release of a comprehensive new book, Notable Springs of the United States, an in-depth exploration of the most significant springs across America. This scholarly work delves into the geological, hydrogeological, and historical significance of springs across various regions, including Missouri, Arkansas, Florida, Idaho, Texas, and beyond. Written for nature enthusiasts, geologists, and anyone fascinated by the wonders of the natural world, this book is poised to become an essential reference on American hydrogeology. This textbook is available for free download, and reposting for non-profit uses by all interested.

The Lands of Karst: A Visual Story,

written by Neven Kresic and Zoran Stevanović

The Lands of Karst: A Visual Story, written by Neven Kresic and Zoran Stevanović, explores the fascinating landscapes, geological features, and natural wonders of karst regions across southeastern Europe. Through a rich collection of photographs and personal perspectives, the book celebrates the unique relationship between water, soluble rocks, caves, springs, and karst landforms. Featuring landscapes from Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, and North Macedonia, this publication offers an engaging introduction to the beauty and diversity of karst environments. The book is available for free download, sharing knowledge and appreciation of these remarkable natural systems.