![](../../pictures/archives/compress/2015/1551/jpeg/14t.jpg) Plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/16t.jpg) Mihrab (semicircular prayer niche) in qibla wall inside old plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/21t.jpg) Beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/23t.jpg) Roots of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/28t.jpg) Clump of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/25t.jpg) Brittle naiad aquatic plant (Najas marina) with roots taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/22t.jpg) Narrow leaves of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/20t.jpg) Beaked tasselweed (widgeongrass, Ruppia maritima) with roots extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/18t.jpg) Brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/17t.jpg) Brittle naiad aquatic plant (Najas marina) submerged in Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/29t.jpg) Spiny leaves of brittle naiad aquatic plant (Najas marina) from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/26t.jpg) Brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/19t.jpg) Toothed leaves of brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/27t.jpg) Toothed leaves of brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1551/jpeg/24t.jpg) Toothed leaves of brittle naiad aquatic plant (Najas marina) with serrate edges taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/00t.jpg) Old plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2014/1384/jpeg/10t.jpg) Evans bluetail damselfly (Ischnura evansii) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2015/1581/jpeg/01t.jpg) Blue dome and traces of a chandelier in a plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2014/1384/jpeg/11t.jpg) Birdwatching with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/13t.jpg) Watching birds with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/08t.jpg) Bright mature male broad scarlet dragonfly (Crocothemis erythraea) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/07t.jpg) Broad scarlet dragonfly (Crocothemis erythraea) in obelisk position near a service road of Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/09t.jpg) Female broad scarlet dragonfly (Crocothemis erythraea) holding its abdomen up (obelisk position) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/12t.jpg) Group of birdwatchers from QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2014/1384/jpeg/14t.jpg) Group of birdwatchers from QNHG (Qatar Natural History Group) on a service road near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
![](../../pictures/archives/compress/2015/1581/jpeg/04t.jpg) Dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/08t.jpg) Dried caked mud on the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/10t.jpg) Dried Abu Nakhla jail ponds (sewage lagoons), with caked mud at the bottom. Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/07t.jpg) Texture of dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/03t.jpg) Shrinking water reservoir of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/12t.jpg) Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/09t.jpg) Dried caked mud covering the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/11t.jpg) Widgeon Grass (Ruppia maritima) with flowers in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/16t.jpg) Grass Sporobolus spicatus growing on dried bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/17t.jpg) Aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/14t.jpg) Stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/13t.jpg) Dying aquatic plant of brittle naiad (Najas marina) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/18t.jpg) Fruits and a flower of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/02t.jpg) Dried aquatic plants of brittle naiad (Najas marina) in caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/15t.jpg) Dense stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/22t.jpg) Cluster of fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/06t.jpg) Dried aquatic plants of brittle naiad (Najas marina) on muddy bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/21t.jpg) Close up of membranous sheath of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/20t.jpg) Close up of pea shaped fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/19t.jpg) Membranous sheath with a flower(?) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/05t.jpg) Drying Abu Nakhla jail ponds (sewage lagoons), April 18, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/23t.jpg) Close up of pea shaped fruits (drupelets) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/16t.jpg) Ramp of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/11t.jpg) Backyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/14t.jpg) Reflections of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/13t.jpg) Lights of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/12t.jpg) Women s gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/15t.jpg) Water fountain of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/17t.jpg) State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/18t.jpg) Gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/20t.jpg) Women s gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1539/jpeg/19t.jpg) Women s courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, February 3, 2015
![](../../pictures/archives/compress/2015/1581/jpeg/24t.jpg) Close up of membranous sheath with coiled stalk (peduncle) bearing flowers and fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
![](../../pictures/archives/compress/2015/1550/jpeg/15t.jpg) Reflections of Fanar Mosque from Corniche promenade. Doha, Qatar, February 26, 2015
![](../../pictures/archives/compress/2022/3203/jpeg/15t.jpg) A road near a wastewater treatment plant in Lick Creek Park. College Station, Texas, August 4, 2022
![](../../pictures/archives/compress/2015/1639/jpeg/22t.jpg) State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/15t.jpg) Minaret of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/01t.jpg) State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) after a rain. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/03t.jpg) Gallery of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/01t.jpg) State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/06t.jpg) Corridor of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/24t.jpg) Ramp of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/06t.jpg) Lights of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/11t.jpg) Women s Hall of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/02t.jpg) Women s entrance of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/12t.jpg) Women s entrance of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/13t.jpg) Women s section of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/05t.jpg) Arched gallery of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/01t.jpg) Entrance ramp of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/18t.jpg) Stone courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/23t.jpg) Drinking fountain of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/09t.jpg) Interior of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/04t.jpg) Backyard entrance of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/03t.jpg) Reflections of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) after a rain. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/05t.jpg) State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/21t.jpg) Back side of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2004/423/jpeg/24t.jpg) Deer Island Light (modern tower) and Deer Island Sewage Treatment Plant (Boston Harbor Wastewater Treatment Plant) in Boston Harbor, view from a boat. Boston, Massachusetts, November 11, 2004
![](../../pictures/archives/compress/2015/1561/jpeg/08t.jpg) Courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/02t.jpg) Women s gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) after a rain. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/04t.jpg) Back side of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/07t.jpg) Arched gate of a courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/04t.jpg) Riwaq (arcade or portico) of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/11t.jpg) View from women s gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/14t.jpg) Gallery of women s section of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/02t.jpg) Grand entrance of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/03t.jpg) View of West Bay from State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/16t.jpg) Riwaq (arcade or portico) of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/05t.jpg) Stone courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1639/jpeg/19t.jpg) Stone walls of courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, August 11, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/10t.jpg) Gallery of women s courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque). Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1693/jpeg/08t.jpg) Entrance ramp of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, November 26, 2015
![](../../pictures/archives/compress/2015/1561/jpeg/07t.jpg) Women s gate of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning dusk. Doha, Qatar, March 17, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/06t.jpg) Walls of stone courtyard of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
![](../../pictures/archives/compress/2015/1527/jpeg/08t.jpg) Arches of prayer hall of State Mosque (Sheikh Muhammad Ibn Abdul Wahhab Mosque) at morning. Doha, Qatar, January 15, 2015
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