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Salt marsh showing salt pannes and ponds, spartina alternifolia and invasive phragmites communis in foreground. Brackish marsh panne variants occur in brackish marshes (short graminoid variant), one of the native dominant species is spike grass (Distichlis spicata), some brackish marsh pannes are dominated by the narrow-leaved cattail (Typha angustifolia) an invasive exotic species.
Salt pannes are a stressful place for many species because the water conditions can change rapidly. On hot summer days, the pools start to dry out, concentrating the salt and causing water ...
Salt pan at Lake Karum in Ethiopia. Natural salt pans or salt flats are flat expanses of ground covered with salt and other minerals, usually shining white under the sun. They are found in deserts and are natural formations (unlike salt evaporation ponds, which are artificial). A salt pan forms by evaporation of a water pool, such as a lake or ...
The park in Portage Park originally had a dirt bottom pond that blended into a cement bottom pool. The hill to the east of the pool that exists now, was the dirt that was removed when the pool was first created when the park was first established. The pond portion of the pool extended to the western edge of this 'hill'. [2] A footpath in ...
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Heron Pond – Little Black Slough Nature Preserve protects a swath of Cache River drainage upstream from the Post Creek Cutoff. [3] Its biology and geology are representative of the Coastal Plain natural division in Illinois, [4] which is the northernmost extent of the Gulf Coastal Plain in North America.
Thornton Quarry is one of the largest aggregate quarries in the world, located in Thornton, Illinois just south of Chicago. The quarry is 1.5 miles (2.4 km) long, 0.5 miles (0.80 km) wide, and 450 feet (140 m) deep at its deepest point. Gallagher Asphalt Corporation has been operating on the grounds of the quarry since 1928.
Pannes may also refer to salt pannes and pools, depressions in salt water marshes. This page was last edited on 29 December 2019, at 17:03 (UTC). Text is available ...