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The Federal Emergency Management Agency (FEMA) recommends basement waterproofing with a water alarm and "battery-operated backup pump" as a preventive measure against the high cost of flooding. [2] Wall conduits (such as dimple boards or other membranes) are fastened to the foundation wall and extend over the new drainage to guide any moisture ...
Pappus movement is controlled via a hygroscopic actuator in the apical plate, at the beak's top, the locus for all the achene's filaments. High humidity causes each pappus to close, contracting its radially patterned structure, reducing its area and the likelihood of wind current dispersal. [25]
A series of archaeological sites throughout southwestern Ontario, named for the Parkhill Complex excavated near Parkhill, indicate the presence of Paleo-Indians in the area dating back approximately 11,000 years. [9] [10] Just prior to European settlement, the London area was the site of several Attawandaron, Odawa, and Ojibwe villages.
Lucknow (/ ˈ l ʌ k n aʊ /; Hindustani: [ˈləkʰ.nəuː] ⓘ Lakhanaū) is the capital and the largest city of the Indian state of Uttar Pradesh and it is the administrative headquarters of the eponymous district and division.
Average elevation of the country area is tenth highest in the world and it has 85.9% mountain area, more than Switzerland or Nepal. [149] Mount Ararat, which was historically part of Armenia, is the highest mountain in the region at 5,137 meters (16,854 feet). Now located in Turkey, but clearly visible from Armenia, it is regarded by the ...
A large area of the city centre was demolished and turned into an airfield by the defenders. [97] By the end of the three-month siege in May 1945, half the city had been destroyed. Breslau was the last major city in Germany to surrender, capitulating only two days before the end of the war in Europe. [98] Civilian deaths amounted to as many as ...
The city has historically been very vulnerable to flooding, due to its high rainfall, low lying elevation, poor natural drainage, and proximity to multiple bodies of water. State and federal authorities have installed a complex system of levees and drainage pumps in an effort to protect the city.