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A replica xylospongium (sponge on a stick) Ancient Roman latrines in Ostia Antica The xylospongium or tersorium, also known as a "sponge on a stick", was a utensil found in ancient Roman latrines, consisting of a wooden stick (Greek: ξύλον, xylon) with a sea sponge (Greek: σπόγγος, spongos) fixed at one end.
The Earth's outer core is liquid, but it is liquid metal, not rock. [259] The Amazon rainforest does not provide 20% of Earth's oxygen. This is a misinterpretation of a 2010 study which found that approximately 34% of photosynthesis by terrestrial plants occurs in tropical rainforests (so the Amazon rainforest would account for approximately ...
Earth has a lot of water. It’s almost like we’re hoarding the stuff for a not so rainy day. All of that water is more or less the defining feature of our planet when seen from a distance, but ...
The Mapparium was designed to allow the countries of the world to be viewed in accurate geographical relationship to each other, hence the design of the Mapparium—a mirror-image, concave reversal of the Earth, viewed from within. This is the only configuration that places the eye at the same distance from every point on the globe.
This chain of sponge reefs is the largest known biostructure to have ever existed on Earth. [6] The sponge reefs declined throughout the Cretaceous period as coral and rudist reefs were becoming prominent. [6] It is theorized that the spread of diatoms may have been detrimental to the sponges, as diatoms compete with hexactinellid sponges for ...
The Sponge Room This page was last edited on 6 May 2023, at 21:58 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 ...
Many commercial sea sponge farms situate their aquaculture sites in deeper waters (>5 m), to maximise the number of sponge explants that can be grown and increase productivity. [7] Two main methods of bath sponge aquaculture have been trialled with sponges either being grown on a rope or inside a mesh bag.
Business Insider asked travel planners what destinations they think will be popular next year.. South Asian countries Sri Lanka and Bhutan are catching more people's eyes.. If you want a more ...