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  2. Deposition (geology) - Wikipedia

    en.wikipedia.org/wiki/Deposition_(geology)

    Deposition (geology) Map of Cape Cod showing shores undergoing erosion (cliffed sections) in yellow, and shores characterized by marine deposition (barriers) in blue. [ 1] Deposition is the geological process in which sediments, soil and rocks are added to a landform or landmass. Wind, ice, water, and gravity transport previously weathered ...

  3. Ancient Hawaiian aquaculture - Wikipedia

    en.wikipedia.org/wiki/Ancient_Hawaiian_aquaculture

    According to B.A. Costa-Pierce, seawater ponds were the "ultimate aquaculture achievement of native Hawaiians and a valuable contribution to native engineering and subsistence food production." [5] These ponds were constructed by a seawall, usually made of coral or lava rocks, with lengths of these walls ranging from 46 to 1,920 meters (151 to ...

  4. Tillandsia - Wikipedia

    en.wikipedia.org/wiki/Tillandsia

    Tillandsia is a genus of around 650 species of evergreen, perennial flowering plants in the family Bromeliaceae, native to the forests, mountains and deserts of the Neotropics, from northern Mexico and the southeastern United States to Mesoamerica and the Caribbean to central Argentina. Their leaves, more or less silvery in color, are covered ...

  5. Sedimentary rock - Wikipedia

    en.wikipedia.org/wiki/Sedimentary_rock

    Uluru (Ayers Rock) is a large sandstone formation in Northern Territory, Australia.. Sedimentary rocks can be subdivided into four groups based on the processes responsible for their formation: clastic sedimentary rocks, biochemical (biogenic) sedimentary rocks, chemical sedimentary rocks, and a fourth category for "other" sedimentary rocks formed by impacts, volcanism, and other minor processes.

  6. Geode - Wikipedia

    en.wikipedia.org/wiki/Geode

    Geode. A geode ( / ˈdʒiː.oʊd /; from Ancient Greek γεώδης (geṓdēs) 'earthlike') is a geological secondary formation within sedimentary and volcanic rocks. Geodes are hollow, vaguely spherical rocks, in which masses of mineral matter (which may include crystals) are secluded. The crystals are formed by the filling of vesicles in ...

  7. Gerridae - Wikipedia

    en.wikipedia.org/wiki/Gerridae

    Gerridae prefer an environment abundant with insects or zooplankton and one that contains several rocks or plants to oviposit eggs on. It has been studied by prevalence of water striders in varying environments, that water striders most prefer waters around 25 °C (77 °F). [ 17 ]

  8. Debris flow - Wikipedia

    en.wikipedia.org/wiki/Debris_flow

    The word lahar is of Indonesian origin, but is now routinely used by geologists worldwide to describe volcanogenic debris flows. Nearly all of Earth's largest, most destructive debris flows are lahars that originate on volcanoes. An example is the lahar that inundated the city of Armero, Colombia.

  9. Takeaways from AP's story on Alabama's ecologically important ...

    www.aol.com/news/takeaways-aps-story-alabamas...

    Alabama’s Mobile-Tensaw Delta is a more-than 400-square-mile (1,036-square-kilometer) expanse of cypress swamps, oxbow lakes, marshland, hardwood stands and rivers unusually rich in plant and ...