Browse a 3D map of the world’s 2.75 billion buildings
Science & Technology

Browse a 3D map of the world’s 2.75 billion buildings

GlobalBuildingAtlas is based on data collected up to 2019. Credit: Earth System Science Data Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday.Researchers in Germany recently accomplished a truly audacious feat of cartography. Using a diverse array of datasets, a team at the Technical University of Munich released GlobalBuildingAtlas, the first high-resolution mapping model featuring every structure in the world at a given point in time. However, the open-source project isn’t about bragging rights. With over 2.75 billion buildings detailed in the map, the endeavor will help create accurate analyses of urban structures, volume calculations, and infrastructure planning around the planet. “3D building information provides a much more accurate picture of urbanization and poverty than traditional 2D maps,” research lead Xiaoxiang Zhu said in a statement. “With 3D models, we see not...
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Killer Whale Communities Near Hokkaido | Mirage News
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Killer Whale Communities Near Hokkaido | Mirage News

Kyoto University Kyoto, Japan -- The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations called ecotypes. Each ecotype indicates an ecological specialization with its own ecological and phylogenetic characteristics. The North Pacific is home to three known ecotypes of killer whales, called the transient, resident, and offshore ecotypes. While transient ecotype killer whales are mammal-eating, the resident and offshore orcas are fish-eating. Though killer whale populations in the eastern North Pacific near Vancouver Island and Alaska have been studied extensively, populations in the western North Pacific have been less studied, especially around Hokkaido, Japan's northernmost island. One...
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