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The scale of dBZ values can be seen along the bottom of the image. dBZ is a logarithmic dimensionless technical unit used in radar.It is mostly used in weather radar, to compare the equivalent reflectivity factor (Z) of a remote object (in mm 6 per m 3) to the return of a droplet of rain with a diameter of 1 mm (1 mm 6 per m 3). [1]
The calculated averaged was called the Amsterdams Peil ("Amsterdam level", AP) and used to calculate the minimum height of the sea dykes, which he set at "9 feet and 5 inches" (2.67 m) above AP. [2] In 1850, the datum was used at several places in Belgium, and in 1874 the German government adopted the datum for first-order levelling. [3]
Het 4e gymnasium; Ignatiusgymnasium; Inholland University of Applied Sciences; International School of Amsterdam; Islamitisch College Amsterdam; IVKO (Idividueel Voortgezet Kunstzinnig Onderwijs) Metis Montessori Lyceum; Montessori Lyceum Amsterdam; Osdorpse Montessorischool; Pieter Nieuwland College; ROC van Amsterdam; Spinoza Lyceum; Vossius ...
About 12 million m 3 of sand are deposited yearly on the beaches and below the waterline in front of the coast. [11] The Stormvloedwaarschuwingsdienst (SVSD; Storm Surge Warning Service) makes a water level forecast in case of a storm surge and warns the responsible parties in the affected coastal districts. These can then take appropriate ...
The design proposed by the successful contractor to meet this criterion will see a further increase in the height of the dam, by approximately 2 metres. [2] The Afsluitdijk is a fundamental part of the larger Zuiderzee Works, damming off the Zuiderzee, a salt water inlet of the North Sea, and turning it into the fresh water lake of the IJsselmeer.
The Canon of the Netherlands (Dutch: Canon van Nederland; also known as the Canon of Dutch History) is a list of fifty topics that aims to provide a chronological summary of Dutch history to be taught in primary schools and the first two years of secondary school in the Netherlands. [2] [3] The fifty topics are divided into fourteen sections.
The IJsselmeer [a] (Dutch: [ˌɛisəlˈmeːr] ⓘ; West Frisian: Iselmar, Dutch Low Saxon: Iesselmeer), also known as Lake IJssel in English, [3] is a closed-off freshwater lake in the central Netherlands bordering the provinces of Flevoland, North Holland and Friesland. It covers an area of 1,100 km 2 (420 sq mi) with an average depth of 4.5 m ...
[3] [nb 2] In 2013, 5,191 km were national roads, 7,778 km were provincial roads, and 125,230 km were municipality and other roads. [13] Dutch roads include 3,530 km of motorways and expressways, [2] and with a motorway density of 64 kilometres per 1,000 km², the country also has one of the densest motorway networks in the world. [12]