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from article Continental drift
Map of the Earth as Pangea broke up as a result of continental drift. (Copyright © McGraw-Hill)
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from article Stalactites and stalagmites
Stalactite and stalagmite deposits. Along the central opening are deposits made by water as it dripped from the crack in the limestone. Outside layers were deposited by water flowing over the surface. Water may drip to the floor and create a…
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from article Plant-water relations
Water transport system in plants. The xylem (the principal water-conducting tissue) is continuous from the roots through the stem to the leaves. (Copyright © McGraw-Hill Education)
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from article Plant-water relations
Relationship of water and turgor pressure in plants: (a) the plant cells in a wilted plant need water; (b) after water enters the plant, the plant cells become turgid. (Copyright © McGraw-Hill Education)
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from article Plant-water relations
Light-microscope view of a stoma on a plant cell. (Credit: Bumbim/Stockimo/Alamy Stock Photo)
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from article Plant-water relations
Daily periodicity of transpiration of alfalfa on three successive days with adequate light, temperature, and soil water conditions. (Copyright © McGraw-Hill Education)
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from article Plant-water relations
Colored scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame). (Credit: Steve Gschmeissner/SPL/Getty Images)
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from article Lake
MODIS (MODerate-resolution Imaging Spectroradiometer) Terra satellite image of the Great Lakes, September 15, 2015. (Credit: NOAA Great Lakes CoastWatch)
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from article Lake
Oxbows in Bolivia. Landsat satellite image of the Beni River in Bolivia, which resembles a blue ribbon as it flows toward the Amazon River. Scattered along the river are numerous oxbow lakes, which are curved bodies of water that form when a meander…
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from article Oil shale
