Skyscraper shorter than the W350 Project despite having 10 more stories. Wooden skyscrapers are estimated to be around a quarter of the weight of an equivalent reinforced-concrete structure as well as reducing the building carbon footprint by 60–75%. Buildings have been designed using cross-laminated timber (CLT) which gives a higher rigidity and strength to wooden structures. CLT panels are prefabricated and can therefore speed up building time. Skyscraper A skyscraper is a continuously habitable high-rise building that has over 40 floors and is taller than approximately . Historically, the term first referred to buildings with 10 to 20 floors in the
Encyclopædia Britannica that geography accounted for 25% of articles, science 18%, social sciences 17%, biography 17%, and all other humanities 25%. Writing in 1992, one reviewer judged that the "range, depth, and catholicity of coverage [of the "Britannica"] are unsurpassed by any other general Encyclopaedia." The "Britannica" does not cover topics in equivalent detail; for example, the whole of Buddhism and most other religions is covered in a single article, whereas 14 articles are devoted to Christianity, comprising nearly half of all religion articles. However, the "Britannica" has been lauded as the "least" biased of general Encyclopaedias marketed to Western readers and