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Chicago's present natural geography is a result of the large glaciers of the Ice Age, namely the Wisconsinan Glaciation that carved out the modern basin of Lake Michigan (which formed from the glacier's meltwater). The city of Chicago itself sits on the Chicago Plain, a flat plain that was once the bottom of ancestral Lake Chicago. This plain ...
It was a processing center for natural resource commodities extracted in the West. ... 1903 Theodore Roosevelt in Chicago, 1915 Map of downtown Chicago in 1917.
The Field Museum of Natural History (FMNH), also known as The Field Museum, is a natural history museum in Chicago, Illinois, and is one of the largest such museums in the world. [4] The museum is popular for the size and quality of its educational and scientific programs, [5] [6] and its extensive scientific specimen and artifact collections. [7]
Illinois ecoregion map prepared by the USEPA. The list of ecoregions in Illinois are lists of terrestrial ecoregions (see also, ecosystem) of the United States' State of Illinois, as defined separately by the United States Environmental Protection Agency (USEPA), and by the World Wildlife Fund.
Two levels below ground at the Grant Park North Garage, the summer heat feels oppressive. As downtown commuters park and exit their cars, sweat quickly beads on their furrowed brows and foreheads.
The McCormick Bridgehouse & Chicago River Museum is a 5-floor, 1,613-square-foot (149.9 m 2) museum that opened on June 10, 2006; it is named for Robert R. McCormick, formerly owner of the Chicago Tribune and president of the Chicago Sanitary District. The Robert R. McCormick Foundation was the major donor that helped meet the $950,000 cost to ...
Downtown buildings are sinking. The good news is that it’s happening slowly. Tribune reporters Adriana Perez and Rebecca Johnson spoke with experts on the cause (underground climate change), the ...
The pump's water is drawn from a natural aquifer 31–85 feet (9.4–25.9 m) deep and is untreated. [3] [4] Compared to Chicago tap water, it has less copper and scant iron, with slightly higher pH and high levels of dissolved minerals.