Steven M. Hoffman is a professor of Political Science at the University of St. Thomas in St. Paul, Minnesota. He has published several books on energy and environmental policy and has served as a director for several state-wide environmental policy and advocacy organizations.
8 电子书 Steven M. Hoffman
Stephanie Hoffman & Steven M. Hoffman: Fossils
Fossils are an incredible link to plants and animals that lived millions of years ago. For this reason, fossils such as dinosaur bones have long fascinated kids. This book offers uncomplicated and en …
PDF
英语
DRM
€33.94
Stephanie Hoffman & Steven M. Hoffman: Volcanoes and Earthquakes
Rocks look solid and stable, but the volcanoes in which some rocks are created and the earthquakes that rearrange rocks are incredibly dramatic. This book explains what causes volcanoes and earthquak …
PDF
英语
DRM
€33.81
Stephanie Hoffman & Steven M. Hoffman: Rocks and Soil
Bits of rock are a key component of soil. The kinds of rocks found in soil determine what sorts of plants will grow well in it. This book is full of information that readers can use in their own inve …
PDF
英语
DRM
€33.79
John Byrne & Steven M. Hoffman: Governing the Atom
Promoted as a form of limitless, low-cost energy without the polluting effects of Its fossil fuel counterparts, nuclear power has enjoyed unparalleled support in several countries. Despite the develo …
PDF
英语
DRM
€35.72
John Byrne & Steven M. Hoffman: Governing the Atom
Promoted as a form of limitless, low-cost energy without the polluting effects of Its fossil fuel counterparts, nuclear power has enjoyed unparalleled support in several countries. Despite the develo …
EPUB
英语
DRM
€36.08
Stephanie Hoffman & Steven M. Hoffman: Rock Study
Rocks are all around us, and all kids have picked them up to study their different shapes and sizes. This book gives kids the tools to know what they are looking at when they do so. It offers tips on …
PDF
英语
DRM
€33.49
Stephanie Hoffman & Steven M. Hoffman: Gems, Crystals, and Precious Rocks
People have long been captivated by the beauty of gems, from diamonds and sapphires to rubies and emeralds. Kids will be interested to know how these precious rocks form. Through this helpful book, y …
PDF
英语
DRM
€33.78
Stephanie Hoffman & Steven M. Hoffman: Weathering and Erosion
Tree roots splitting a rock apart is an example of weathering, while a glacier pulling rocks along in its path is erosion. This book offers many examples of these two processes and outlines the key r …
PDF
英语
DRM
€33.87
