Download A World Without Ice by Henry Pollack PDF

By Henry Pollack

A cowinner of the 2007 Nobel Peace Prize deals a clear-eyed rationalization of the planet's imperiled ice.

a lot has been written approximately worldwide warming, however the an important courting among humans and ice has obtained little focus-until now. As one of many world's major specialists on weather switch, Henry Pollack offers an obtainable, finished survey of ice as a strength of nature and the aptitude results as we are facing the potential for an international with no ice.

A international with out Ice lines the impact of mountain glaciers on provides of ingesting water and agricultural irrigation, in addition to the present result of melting permafrost and shrinking Arctic sea ice-a state of affairs that has degraded the habitat of various animals and sparked a world race for seabed oil and minerals. Catastrophic percentages loom, together with emerging sea degrees and next flooding of low-lying areas all over the world. A global with no Ice solutions our so much pressing questions on this pending obstacle, laying out the mandatory steps for dealing with the unavoidable and averting the unmanageable.

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N. Kostiakov was an important early contributor to water-flow theory. One of his many papers dealt with the dynamics of water percolation, indicating the necessity for taking a dynamic point of view (1932). Mortimer R. ) was an early contributor to irrigation practice, one of his papers dealing with infiltration rate (1937). Infiltration also was the special interest of Robert I. Horton, who published numerous papers on the subject, including one discussing an approach to a physical interpretation of infiltration capacity (1940).

A Russian contemporary of Hilgard's, V. V. Dokuchaev (1846-1903), agreed that "the properties of a soil depend not only upon its parent material but also on the climatic, vegetation and other factors to which it has been subjected" (E. 1. Russell, 1912). " However, he adds that Hilgard "passed up a valuable lode. Every time he conducted its determination 22 w. H. " His 1906 book Soils, was a major contribution to the entire field of soils, but particularly to soil physics. F. Hyrum King, after having taught high school; served on a geological survey; studied physics, chemistry, biology, and geology; assisted in an ornithological study; and served as a professor of natural science, in 1888 joined the faculty at the University of Wisconsin as professor of agricultural physics.

C. Anderson (1906-) in writing a comprehensive monograph "Thermodynamics of Soil Moisture" (Edlefsen and Anderson, 1943), published as an issue of Hilgardia, containing 175 references, and which was for a great many years the standard reference in this area of soils. D. S. Department of Agriculture, after which he went into wartime research and industrial work. In addition to 40 W. H. Gardner Figure 13. Bradfield, Richard, (1896-1981). Courtesy of American Society of Agronomy. collaborating with Edlefsen on soil moisture thermodynamics, he also worked on a method for using electrical capacitance to measure soil moisture (Anderson, 1943).

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