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Date Name Thumbnail Size User Description Versions
15:57, 5 February 2019 UKcoastalcells.jpg (file) 98 KB Dronkers J Coastal sediment cells as defined for the coasts of England and Wales. 1
12:29, 5 February 2019 BoardwalkBarbados.jpg (file) 433 KB Dronkers J View of the Boardwalk scheme in Barbados. 1
12:28, 5 February 2019 SMPscheme.jpg (file) 211 KB Dronkers J Relationship between high level plans, strategies, schemes and other planning initiatives (Environmental Agency 2010) 1
12:17, 10 December 2018 NAO NCAR 2018.jpg (file) 114 KB Dronkers J The winter (December through March) index of the NAO based <ref> [https://climatedataguide.ucar.edu/climate-data/hurrell-north-atlantic-oscillation-nao-index-station-based NCAR Boulder, US]</ref>. 1
12:15, 10 December 2018 NAO NOAA 2018.jpg (file) 228 KB Dronkers J Interseasonal variation of the NAO index <ref>[http://www.cpc.ncep.noaa.gov/data/teledoc/nao.shtml NOAA]</ref>. 1
15:05, 9 December 2018 MangroveWorldMap.jpg (file) 145 KB Dronkers J World distribution of mangroves 1
21:49, 26 November 2018 WesterscheldeSentinelMarch2016.jpg (file) 474 KB Dronkers J Western Scheldt and Scheldt estuary, Netherlands, Belgium (Sentinel image). 1
21:48, 26 November 2018 ZambeziSentinelJan2017.jpg (file) 277 KB Dronkers J Zambezi River Delta on the Indian Ocean, Mozambique (Sentinel image). 1
13:13, 26 November 2018 EbbFloodMeander.jpg (file) 312 KB Dronkers J Schematic picture of flood and ebb dominant flow channels in a meandering channel system. 1
21:25, 25 November 2018 HooghlySentinelJanuary2018.jpg (file) 273 KB Dronkers J Hooghly estuary, Bay of Bengal, India (Sentinel image). 1
20:44, 25 November 2018 WillapaBaySentinelJuly2018.jpg (file) 261 KB Dronkers J Willapa Bay on the US Pacific coast (Sentinel image). 1
20:07, 25 November 2018 CoronianLagoonSentinelSep2018.jpg (file) 180 KB Dronkers J Curonian Lagoon, Baltic Sea coast(Sentinel image 10 September 2018) 1
13:06, 18 November 2018 GrainsizeBeachslope.jpg (file) 120 KB Dronkers J Relation between fall velocity (sediment type) and beach slope as a function of the Dean parameter. 1
00:00, 18 November 2018 FallVelocityQuartz.jpg (file) 53 KB Dronkers J Fall velocity of glass spheres of different sizes in still water. 2
23:42, 17 November 2018 EstuarineBedSedimentDistribution.jpg (file) 383 KB Dronkers J Typical example of the spatial distribution of bed sediments in a coastal plain estuary, schematically represented. 1
23:40, 17 November 2018 SedimentMixtures.jpg (file) 102 KB Dronkers J Classification of different types of graded sediment beds. 1
23:39, 17 November 2018 FlocRelativeFallVelocity.jpg (file) 31 KB Dronkers J The ratio of floc fall velocity and fall velocity of the constituent particles. 1
11:04, 14 November 2018 ElementsLithosphere.jpg (file) 34 KB Dronkers J Composition by weight of chemical elements in the lithosphere. 1
11:03, 14 November 2018 Worlderosion.jpg (file) 543 KB Dronkers J Annual discharge of sediments from world's catchment basins. Redrawn after Milliman and Meade (1983). 1
15:55, 10 November 2018 ListerTief.jpg (file) 141 KB Dronkers J Lister Tief in the German Wadden Sea. 1
15:53, 1 October 2018 3.R WorldDeltas logaxis2-01.png (file) 145 KB JaapN   1
14:41, 29 September 2018 TidalBorePetitcodiacRiver.jpg (file) 521 KB Dronkers J Tidal bore in the Petitcodiac River (Bay of Fundy, Canada) 1
13:32, 28 September 2018 WorldmapM4.png (file) 150 KB Dronkers J Coastal zones with important quarter-diurnal tide. 1
15:54, 26 September 2018 WorldDomM2.png (file) 76 KB Dronkers J Coastal zones with dominant semi-diurnal tide. 1
16:02, 25 September 2018 DefinitionsCoastalTerms.jpg (file) 150 KB Dronkers J Definition of coastal terms, adapted from Shore Protection Manual, 1984.<ref>Coastal engineering Research Center, Department of the Army, Waterways Experiment Station, 1984. "Shore protection manual".</ref> 1
09:03, 21 September 2018 BruunRule.jpg (file) 199 KB Dronkers J Schematic representation of the shoreface shift in response to sea-level rise. The shaded eroded and deposited volumes are equal. 1
15:28, 18 September 2018 DeanAndBodgeProfiles.jpg (file) 62 KB Dronkers J The Bruun/Dean shoreface profile and the equivalent Bodge profile. 1
12:55, 18 September 2018 DutchCoastNorthHolland.jpg (file) 1.02 MB Dronkers J The barred coast of North Holland, The Netherlands. https://beeldbank.rws.nl, Rijkswaterstaat / Rens Jacobs 1
16:42, 14 September 2018 SeaLevelRise IPCC AR5.jpg (file) 87 KB Dronkers J Compilation of sea level data derived from observations up till 2010 and model projections up till 2100, relative to pre-industrial values. From IPCC 5th Assessment report Technical Summary WG1. 1
14:15, 21 June 2018 Benidorm EnriqueDomingo jpg.jpg (file) 499 KB Dronkers J Tourist resort Benidorm on the Spanish Mediterranean coast. Photo credit Enrique Domingo [https://www.flickr.com/photos/edomingo/] 1
14:14, 21 June 2018 AmericanJackknifeClam jpmm.jpg (file) 243 KB Dronkers J The American jackknife clam ''Ensis Directus'' has colonized the beaches of NW Europe. Photo credit jpmm, [https://www.flickr.com/photos/jpmm/] 1
14:13, 21 June 2018 LookingDownTheNileFromTheAswanDam JorgeLascar.jpg (file) 196 KB Dronkers J Looking down the Nile from the Aswan Dam. Photo credit Jorge Lascar 1
14:12, 21 June 2018 DredgingMaasvlakte2.jpg (file) 84 KB Dronkers J Dredging for the construction of Rotterdam port extension Maasvlakte 2. Photo credit Port of Rotterdam. 1
14:11, 21 June 2018 LeHavrePort2000.jpg (file) 252 KB Dronkers J The port of Le Havre at the mouth of the Seine River is surrounded by a nature reserve zone. Photo credit Port of Le Havre. 1
21:28, 10 June 2018 SewageEffluentDenver.jpg (file) 485 KB Dronkers J Sewage effluent Denver in Platte River. Photo credit Jeffrey Beall (2008) 1
11:32, 8 June 2018 CoastStormsWaves.jpg (file) 129 KB Dronkers J Global distribution of storm and wave climate. Blue: Coasts subjected to storm waves. Red: Coasts subjected to tropical storms. Green: Coasts subjected to ocean swell waves. Adapted from Davies (1973) 2
15:39, 7 June 2018 FringingReefDevelopment.jpg (file) 140 KB Dronkers J Typical evolution stages of a fringing reef. Adapted from Mergner and Schuhmacher (1974) 1
19:43, 21 May 2018 Groyne.jpg (file) 230 KB Dronkers J Typical impact of a groyne on a littoral drift beach: accretion at the updrift side and erosion at the downdrift side. Photo credit: Dan Scutter. 1
18:53, 21 May 2018 SedimentRetentionRiverDams.jpg (file) 224 KB Dronkers J Catchment basins with percentage of sediment discharge retained in artificial reservoirs, image from Vorosmarty et al (2003). 1
11:59, 21 May 2018 SeawallDowndriftErosionZanzibar.jpg (file) 81 KB Dronkers J Beach erosion downdrift of a seawall at Zanzibar. 1
11:59, 21 May 2018 SeawallToe.jpg (file) 657 KB Dronkers J Left: Low eroded beach at the Bardsea seawall, situated on the macrotidal Morecambe Bay (UK); Photo credit: Stephen Mackenzie. Right: Rock infill of a trench scoured at the toe of a seawall at Le Dicq (Island of Jersey): Photo credit: HR Wallingford. 1
11:57, 21 May 2018 NouakchottPorts.jpg (file) 495 KB Dronkers J Left: The new seaport of Nouakchott (Mauritania) built in 1985 (image October 2017). Right: The (smaller) old port of Nouakchott, built in 1965, situated ten kilometers north of the new port (image April 2018). 1
14:48, 28 April 2018 RhineConcNitratePhosphate.jpg (file) 41 KB Dronkers J Historic development of nitrate (a) and phosphate (b) concentrations in the Rhine. 1
14:47, 28 April 2018 Eutrophication Input Effect OSPAR2010.jpg (file) 84 KB Dronkers J Sources of nutrient input to the marine environment and simplified schemes showing eutrophication effects arising from nutrient enrichment. OSPAR 2010. 1
11:23, 27 April 2018 DuneErosionEgmond.jpg (file) 167 KB Dronkers J Dune scarp after collapse. 1
11:21, 27 April 2018 DuneScarpEgmond.jpg (file) 308 KB Dronkers J Dune scarp at Egmond aan Zee after a storm surge. 1
11:18, 27 April 2018 DuneFailureMechanisms.jpg (file) 72 KB Dronkers J Dune failure mechanisms. 1
11:17, 27 April 2018 BadhotelSchiermonnikoog 1924.jpg (file) 19 KB Dronkers J Badhotel at Schiermonnikoog after the 1924 storm. 1
22:13, 24 April 2018 EgmondCoastalRetreat.jpg (file) 88 KB Dronkers J Shoreline retreat Egmond aan Zee Dutch coast 17th-19th century. 1
14:30, 24 April 2018 ActiveCoastalZone.jpg (file) 112 KB Dronkers J Schematic representation of the active coastal zone for a dune coast. 1
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