EarthJames F. Luhr In the best-selling tradition of Smithsonian Animal, this extraordinary survey of our planet provides unrivaled insight into the forces and processes that formed our environment and which continue to influence its evolution. With thousands of breathtaking photographs and unique visual catalogues of the features and phenomena that take place on Earth--such as rocks, minerals, and mountains to tropical rainforests and the different types of clouds--Earth contains the most up-to-date ideas on how our world works, a compelling review on the health of the planet, and unbelievable images of the world's most stunning features. |
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Page 94
... LIMESTONE A deposit of shells that has accumu lated in sufficient quantity may turn into limestone rock . This one has a matrix of carbonate minerals . like snowballs ( up to a fraction of an inch in diameter ) , forming carbonate sands ...
... LIMESTONE A deposit of shells that has accumu lated in sufficient quantity may turn into limestone rock . This one has a matrix of carbonate minerals . like snowballs ( up to a fraction of an inch in diameter ) , forming carbonate sands ...
Page 252
... limestone dissolves in slightly acidic water . As groundwater seeps downward , tiny fractures gradually enlarge into ... LIMESTONE IN SOLUTION Limestone is rock mostly composed of calcium carbonate ( see p.94 ) , which dissolves in ...
... limestone dissolves in slightly acidic water . As groundwater seeps downward , tiny fractures gradually enlarge into ... LIMESTONE IN SOLUTION Limestone is rock mostly composed of calcium carbonate ( see p.94 ) , which dissolves in ...
Page 259
... limestone plateau of Akiyoshi - dai contains a host of caves , the longest and most important being Akiyoshi - do . A stream enters the cave via two sinkholes and then passes through a short flooded section , before entering a passage ...
... limestone plateau of Akiyoshi - dai contains a host of caves , the longest and most important being Akiyoshi - do . A stream enters the cave via two sinkholes and then passes through a short flooded section , before entering a passage ...
Contents
MANAGING EDITOR Amanda Lebentz | 6 |
THE EARTH IN SPACE | 43 |
THE ANATOMY OF THE EARTH | 53 |
Copyright | |
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Africa Antarctica Arctic Asia ATLANTIC OCEAN atmosphere Australia basaltic Basin boundary calcite carbon cave China climate cloud coast COLOR COMPOSITION contain continental cool coral Corbis crater crust CRYSTAL SYSTEM deep deposits desert Earth Earth's surface earthquake east erosion eruptions Europe evaporation fault flows forest fossil glacier glacier TERMINUS grains grasslands Gulf heat ice sheet igneous rocks impact intrusions island Lake land landscape largest lava layers limestone LOCATION magma mantle MAXIMUM DEPTH metamorphic meteorite million square km million years ago minerals mountains North America northern northwest occurs oceanic crust PACIFIC OCEAN Pacific Plate percent plants Plateau produce pyroclastic flows rain rainfall rainforest range reefs region ridges Rift rise river sand sea level sediment sedimentary rocks soil solar South southeast southern species square miles Stratovolcano streams subduction tectonic plates temperature trees tropical TYPE valley volcanic warm weathering wetlands wind world's zone