The Earth Around Us: Maintaining A Livable PlanetHenry Holt and Company, 2000 M03 27 - 250 pages Soil contamination...public lands...surface and groundwater pollution...coastal erosion...global warming. Have we reached the limits of this planet's ability to provide for us? If so, what can we do about it? |
From inside the book
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... million years, which is the time scale for the formation of many of the fuel resources that we humans care about? What is common and what is rare on the time scale of a thousand years, which is the time scale we consider when dealing ...
... million years ago.2 The impact at Chicxulub affected the whole planet, causing the extinction of many species, including dinosaurs. By studying the numbers, sizes, and ages of craters on the Earth and other planets, geologists in the ...
... million years, making a crater the size of Chicxulub and producing global consequences. We can use these statistics to predict the probability of an impact over any given time frame—for example, we can say that the chance that you will ...
... million years. The lower formation, called Tonlca, formed in middle Mississippian time. The upper formation, called Strathearn, was deposited forty million years afterward, in late Pennsylvanian time. Cambrian, Ordovician, Silurian ...
... million-dollar consoles that flash like northern lights——for Werner's "first sketch of a classification of rocks shows by its rneagreness how slender at that time was his practical acquaintance with rocks in the field." The words are ...
Contents
1 | |
Part II SCIENTIFIC JUDGMENTS AND ETHICAL CONSIDERATIONS | 57 |
Part III RESOURCES RECONFIGURED | 121 |
Part IV LOCAL MANIPULATIONS | 197 |
Part V INVENTIVE SOLUTIONS | 255 |
Part VI WHOLE EARTH PERTURBATIONS | 307 |
Part VII GLOBAL PERSPECTlVES | 357 |
Source Notes | 410 |
Index | 443 |