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  1. Coral reef - Wikipedia

    en.wikipedia.org/wiki/Coral_reef

    A coral reef is an underwater ecosystem characterized by reef-building corals.Reefs are formed of colonies of coral polyps held together by calcium carbonate.Most coral reefs are built from stony corals, whose polyps cluster in groups.Coral ...

  2. Reef - Wikipedia

    en.wikipedia.org/wiki/Reef

    A reef is a ridge or shoal of rock, coral or similar relatively stable material, lying beneath the surface of a natural body of water.[1] Many reefs result from natural, abiotic processes—deposition of sand,[citation needed] wave erosion planing ...

  3. SS Torrey Canyon - Wikipedia

    en.wikipedia.org/wiki/SS_Torrey_Canyon

    SS Torrey Canyon was an LR2 Suezmax class oil tanker with a cargo capacity of 120,000 short tons (110,000 t) of crude oil.[1] She was shipwrecked off the western coast of Cornwall, England, on 18 March 1967, causing an environmental disaster. At ...

  4. Algal bloom - Wikipedia

    en.wikipedia.org/wiki/Algal_bloom

    An algal bloom or algae bloom is a rapid increase or accumulation in the population of algae in freshwater or marine water systems, and is often recognized by the discoloration in the water from their pigments. The term algae encompasses many ...

  5. List of jōyō kanji - Wikipedia

    en.wikipedia.org/wiki/List_of_jōyō_kanji

    List of characters For brevity, only one English translation is given per kanji. The "Grade" column specifies the grade in which the kanji is taught in Elementary schools in Japan.Grade "S" means that it is taught in ...

  6. Nano- - Wikipedia

    en.wikipedia.org/wiki/Nano-

    Nano- (symbol n) is a unit prefix meaning "one billionth". Used primarily with the metric system, this prefix denotes a factor of 10−9 or 0.000000001. It is frequently encountered in science and electronics for prefixing units of time ...

  7. Tangut (Unicode block) - Wikipedia

    en.wikipedia.org/wiki/Tangut_(unicode_block)

    Tangut is a Unicode block containing characters from the Tangut script, which was used for writing the Tangut language spoken by the Tangut people in the Western Xia Empire, and in China during the Yuan dynasty and early Ming dynasty. Tangut ...

  8. Template:Unicode chart Tangut - Wikipedia

    en.wikipedia.org/wiki/Template:Unicode_chart_Tangut

    Tangut Official Unicode Consortium code chart (PDF) 0 1 2 3 4 5 6 7 8 9 A B C D E F U+1700x 瀀 瀁 瀂 瀃 瀄 瀅 瀆 瀇 瀈 瀉 瀊 瀋 瀌 瀍 瀎 瀏 U+1701x ...

  9. List of kanji by stroke count - Wikipedia

    en.wikipedia.org/wiki/List_of_kanji_by_stroke_count

    This Kanji index method groups together the kanji that are written with the same number of strokes. Currently, there are 2,187 individual kanji listed. Characters followed by an alternate in (parentheses) indicate a difference between the ...

  10. List of CJK Unified Ideographs, part 3 of 4 - Wikipedia

    en.wikipedia.org/wiki/List_of_CJK_Unified_Ideographs_(7800...

    This page was last edited on 7 June 2020, at 09:59 (UTC). Text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.By ...

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