Frozen Earth: The Once and Future Story of Ice Ages by Douglas Macdougall

By Douglas Macdougall

During this engrossing and obtainable publication, Doug Macdougall explores the motives and results of ice a long time that experience gripped our planet all through its heritage, from the earliest recognized glaciation—nearly 3 billion years ago—to the current. Following the improvement of medical principles approximately those dramatic occasions, Macdougall strains the lives of some of the very good and fascinating characters who've contributed to the evolving realizing of the way ice a while happen. because it explains how the good Pleistocene Ice Age has formed the earth's panorama and encouraged the process human evolution, Frozen Earth additionally offers a desirable examine how technological know-how is finished, how the buzz of discovery drives scientists to discover and examine, and the way timing and probability play a component within the popularity of latest medical ideas.

Macdougall describes the remarkable strength of cataclysmic floods that marked the melting of the glaciers of the Pleistocene Ice Age. He probes the chilling proof for "Snowball Earth," an episode a ways again within the earth's prior which may have obvious our planet encased in ice from pole to pole. He discusses the gathering facts from deep-sea sediment cores, in addition to ice cores from Greenland and the Antarctic, that means fast-changing ice age climates can have at once impacted the evolution of our species and the process human migration and civilization. Frozen Earth additionally chronicles how the idea that of the ice age has gripped the mind's eye of scientists for nearly centuries. It deals an soaking up attention of ways present reports of Pleistocene weather may also help us comprehend earth's destiny weather adjustments, together with the query of whilst the subsequent glacial period will happen.

Show description

Read or Download Frozen Earth: The Once and Future Story of Ice Ages PDF

Best climatology books

Climate Cover-Up: The Crusade to Deny Global Warming

Speak of world warming is almost inescapable nowadays — yet there are a few who think the concept that of weather switch is an complex hoax. regardless of the enter of the world’s major weather scientists, the urgings of politicians, and the outcry of many grassroots activists, many americans proceed to disregard the symptoms of critical weather shifts.

Impact Tectonics

This quantity is the eighth in a chain of influence books caused by the actions of the medical software "Response of the Earth method to affect procedures" (IMPACT), by way of the eu technological know-how beginning. The publication resulted from a global assembly at Mora, Sweden, which was once held as a part of the effect software.

The Use of High Persormance Computing in Meteorology

The geosciences, really numerical climate prediction, are hard the top degrees of obtainable desktop energy. each moment yr, the ecu Centre for Medium-Range climate Forecasts, with its event in utilizing supercomputers during this box, organizes a workshop bringing jointly brands, computing device scientists, researchers and operational clients to percentage their stories and to profit concerning the most recent advancements.

Large-Scale Disasters: Prediction, Control, and Mitigation

"Extreme" occasions - together with climatic occasions, akin to hurricanes, tornadoes, and drought - may cause big disruption to society, together with huge loss of life tolls and estate harm within the billions of bucks. occasions in recent times have proven the significance of being ready and that nations have to interact to aid alleviate the ensuing discomfort and pain.

Extra resources for Frozen Earth: The Once and Future Story of Ice Ages

Sample text

My grandfather, Stephen John Hay, moved to the young town of Dallas from Georgia in 1887. He was Mayor of Dallas from 1907 to 1911. He was a political innovator, introducing the Commissioner form of government to Dallas, and saw to it that the involvement of national political parties in local affairs was minimal. He was also a champion of higher education and believed that Dallas needed a major institution of higher learning. He was intimately involved in the founding of Southern Methodist University in 1911.

In the early days of geology, observations were made with the eyes, a hammer to knock off a fresh chunk of rock, and sometimes a hand lens (a small magnifying glass) to take a close look at the rock. Since the middle of the last century increasingly more sophisticated methods have been developed; some of these are described in the later chapters of this book. 1 (continued) Word American public’s use Meaning in science Uncertainty Ignorance The amount of variation in a numerical result that is consistent with observation Values Worth or quality as measured by a standard of equivalence.

Denial is the rejection of ideas without objective consideration. 1). 1 Words with special meanings to scientists Word American public’s use Meaning in science Accuracy The state or quality of being accurate; the extent to which something is accurate; precision, exactness The closeness of a measurement, calculation, or specification to the correct value Anomaly Abnormality Difference from long-term average Bias An inclination, leaning, tendency, bent; a preponderating disposition or propensity; pre-dilection; prejudice A systematic distortion of an expected statistical result due to a factor not allowed for in its derivation; also, a tendency to produce such distortion Error Something incorrectly done through ignorance or inadvertence; a mistake The quantity by which a result obtained by observation or by approximate calculation differs from an accurate determination Manipulation The exercise of subtle, underhand, or devious influence or control.

Download PDF sample

Rated 4.64 of 5 – based on 29 votes