Related by context. All words. (Click for frequent words.) 63 karez 57 Marib Dam 56 Babylonian Sumerian 55 Maya civilization 55 locust plagues 54 overgrazing deforestation 54 Prolonged droughts 54 Nazca civilization 54 severe droughts 54 karst limestone 54 recurrent droughts 54 Severe droughts 54 depleted aquifers 54 infertile soils 53 Akkadians 53 encroaching deserts 53 Tiwanaku civilization 53 subglacial lakes 53 megadroughts 53 glacial meltwater 53 salinization 52 Prolonged drought 52 mortuary temple 52 Efharisto Athens 52 limestone caverns 52 Lake Yoa 52 paleoenvironmental 52 sediments deposited 52 boreal regions 52 Abu Simbel temples 52 Bayon temple 52 ancient necropolis 52 prolonged droughts 52 malarial swamp 52 Alpine glacier 52 seafloors 52 Ice Ages 51 subglacial 51 Giza plateau 51 Xia Dynasty 51 limestone caves 51 Heavy rainfalls 51 seacoasts 51 Cryogenian 51 karsts 51 Roman aqueduct 51 Disi aquifer 51 famine pestilence 51 Nubian kingdom 51 Methane hydrates 51 droughts floods storms 51 Parthians 51 Egyptian tombs 51 glacial melt 51 Sassanid era 51 tropical savannah 51 conical dome 51 glacier retreat 51 alpine valleys 51 Appy Sluijs 50 Nabateans 50 saber tooth cats 50 deep convective clouds 50 cave dwellings 50 Qinghai Tibetan plateau 50 acquifers 50 crustal movements 50 Nabataeans 50 damming rivers 50 Meghna rivers 50 Huai river 50 draining aquifers 50 workmen huts 50 alluvial plains 50 Stabiae 50 Devastating wildfires avalanches 50 Kunlun Mountains 50 semiarid regions 50 beech forests 50 Mongol invasion 50 Himalayan highlands 50 Pleistocene Ice Age 50 increased storminess 50 Omo River 50 limestone cavern 50 Kariba Dam 50 Zhoukoudian 50 Dig unearths 50 Fluctuating temperatures 50 Minoan civilization 50 aqueducts 50 Neolithic Age 50 volcanic lava 50 tectonic plate movements 50 aridity 50 ocean basins 50 Melting glaciers 50 Alpine glaciers 50 heatwaves droughts 50 Mount Vesuvius buried 50 uneven cobblestones 50 Tonle Sap lake 49 Hittite Empire 49 Overflowing rivers 49 upland forests 49 Syr Darya 49 Assyrian empire 49 ancient Babylonian 49 Sagalassos 49 hydrothermal fluid 49 ancient emperors 49 Byzantine Greeks 49 frequent droughts 49 exotic trackless expanse 49 Siberian Traps 49 ancient Mesopotamian 49 Inca fortress 49 Buddhist stupas 49 ancient 49 salinisation 49 Egyptian pharaohs 49 parched farmland 49 dikes dams 49 typhoons floods 49 Tibetan Plateau 49 Mogao Grottoes 49 ancestral Puebloan 49 Assyrian Sumerian 49 Incan ruins 49 Incan Empire 49 Gangotri glacier 49 Inca Empire 49 Great Ruaha 49 cyclical droughts 49 southern supercontinent 49 Yangtze basin 49 mountaintop ruins 49 parched deserts 49 Kilimanjaro glaciers 49 Prambanan temple 49 Ganges Brahmaputra 49 Archeologists unearth 49 Persian empires 49 sedimentary deposits 49 Hellenistic Roman 49 Whitebark pines 49 seafloor sediments 49 alluvial plain 49 volcanic lava flows 49 Ancient civilizations 49 Shrinking glaciers 49 flood basalts 49 glacier melts 49 Cerberus Fossae 49 desert playa 49 seabed sediments 49 storms floods droughts 49 Gangetic plains 49 droughts heatwaves 48 glaciers retreated 48 Mongol invasions 48 Oligocene epoch 48 aquifer depletion 48 Huaihe river 48 ago enjoys semiautonomy 48 overhanging cliffs 48 groundwater extraction 48 meltoff 48 salination 48 karst topography 48 floods heatwaves droughts 48 limestone cave 48 retreating glaciers 48 Himalaya Mountains 48 freshwater habitats 48 droughts 48 Weihe River 48 dams canals 48 decaying vegetation 48 torrential rainstorms 48 migrated northward 48 Gihon Spring 48 Vesuvius erupted 48 Amazonian forest 48 Messinian 48 saline intrusion 48 Aswan Dam 48 aqueduct 48 locust infestations 48 Karakum desert 48 Guge Kingdom 48 Hyksos invaders 48 royal tombs 48 sandy plains 48 carved ivories 48 Ancient tomb 48 peat bogs 48 Roman baths 48 Earthquakes tsunamis 48 melted glacial 48 Qinghai Tibet plateau 48 Nasca Lines 48 Caral Supe 48 Volcanic eruptions 48 pagan temples 48 mightiest rivers 48 cinder cones 48 stalagmites 48 Tsangpo 48 L' Aquila snuggled 48 Sumerian civilizations 48 Archaeologists uncover 48 semidesert 48 Neolithic Period 48 earthen walls 48 Brahmaputra rivers 48 pyroclastic surges 48 Yangzi River 48 archeological treasures 48 lowland plains 48 Nabatean 48 Lancang River 48 Floods landslides 48 tropical coral reefs 48 glacial retreat 48 volcano Vesuvius 48 Torrential downpour 48 Seljuk Turks 48 Deluges 48 warship Vasa 48 Atlantic cod fishery 48 ancient Hohokam 48 Barataria basin 48 contend loosens soils 48 ancestral Puebloans 48 Ottoman empires 47 locust invasions 47 heavier rainfalls 47 Domoic acid neurotoxin 47 preserved fossils 47 Incans 47 Pharaonic tombs 47 Steep hillsides 47 Warmer oceans 47 terraced slopes 47 Mesopotamian plain 47 mountain snowpacks 47 Vesuvius eruption 47 river deltas 47 Xe Bang Fai 47 species extinctions 47 biodiverse ecosystems 47 Ottoman Empire crumbled 47 Indus civilization 47 Ogallala aquifer 47 Nabataean 47 Allianoi 47 palaces temples 47 Thorthormi 47 Longmen Shan fault 47 Khmer Empire 47 foehn 47 Yangtze delta 47 Mongolian steppe 47 Zhou dynasties 47 Mughal empire 47 Climatic Optimum 47 leech infested 47 warmer wetter winters 47 Snake River Plain 47 torrential seasonal 47 desalinisation 47 Fram Strait 47 Norte Chico 47 groundwater depletion 47 floods droughts heatwaves 47 Pak Ou 47 insect outbreaks 47 Sierra snowmelt 47 Bolaghi Valley 47 Roman villa 47 Kibish 47 watertable 47 baroque palace 47 volcano Mount Vesuvius 47 mountainous Abruzzo region 47 Tarim River 47 thermal vents 47 subalpine meadows 47 Gohar Tepe 47 Aswan dam 47 Hadean 47 glaciers recede 47 unplanned urbanization 47 freshwater swamps 47 Sasanian 47 floods cyclones 47 glacier shrinkage 47 freshwater springs 47 icefields 47 sea serpents 47 Plate tectonics 47 lava spewing 47 Shivaliks 47 volcanic caldera 47 rainwater seeps 47 permafrost melt 47 upwellings 47 Zoque Indians 47 El Ghriba synagogue 47 Dying jellyfish 47 limestone bedrock 47 semiarid region 47 Romanesque Gothic 47 temples tombs 47 Himalayan river basins 47 soil salinization 47 Indus basin 47 funerary complexes 47 acquifer 47 Alviso Slough 47 el Nino 47 dense rainforests 47 melting glacier 47 Cleopatra palace 47 Harappan civilization 47 Saqqara pyramids 47 Bronze Age civilization 47 marshes swamps 47 subterranean caves 47 Sluice gates 47 colliding tectonic plates 47 recharge groundwater 47 glacier carved 47 megafaunal 47 spruce fir forest 47 Mesopotamian marshlands 47 lava fountains 47 the#th century 47 medieval abbey 47 deepwater corals 47 ancient kingdoms 47 Taklamakan Desert 47 Pleistocene Age 47 Haihe River 47 barbarian tribes 47 glaciations 47 ancient Mayan civilization 47 oshanas 47 Yellowstone Caldera 47 sweet wormwood plant 47 geoglyphs 47 mosaic floors 47 Paleolithic Age 47 prehistoric Qesem cave 47 Mild winters 47 fine grained sediment 47 Powerful quakes 46 Laurentide Ice Sheet 46 Gobero 46 Tang dynasties 46 glaciers melted 46 temperate forests 46 Warmer seas 46 Late Bronze Age 46 Bahariya Oasis 46 vast necropolis 46 Mesopotamian Marshlands 46 Sussita 46 barren deserts 46 garum 46 climatic extremes 46 Lupanare 46 Seeping 46 Safavid dynasty 46 Persians Greeks 46 Greenland glacier 46 brackish Lake Pontchartrain 46 Cenozoic Era 46 ancient Babylon 46 Etruscan tomb 46 Shakidor dam 46 Sui Dynasty 46 Eyjafjallajokull erupts 46 Mesopotamian marshes 46 sulfur springs 46 pharaonic temples 46 Late Paleozoic 46 sheer verdant mountainside 46 Mesopotamian Marshes 46 Basilosaurus 46 Amu Darya 46 Zoque 46 seafloor methane 46 Longwall mining 46 engorged rivers 46 deforestation desertification 46 megadrought 46 Aigai 46 soil salinity 46 shadowed craters 46 Rampant deforestation 46 Angkor Cambodia 46 Aksum 46 Hejaz Railway 46 Roman Byzantine 46 imperial dynasties 46 rocky crags 46 taiga forest 46 Sumerian civilization 46 abyssal depths 46 Mount Tambora 46 salty soils 46 Roman conquest 46 preindustrial 46 Yaque del Norte 46 Landslips 46 peat swamps 46 blowing embers hopscotched 46 silt laden 46 Boreal forests 46 snowmelts 46 Peloponnesus 46 tropical savanna 46 Pharaoh Seti 46 overtapped 46 wetland ecosystems 46 Illyrians 46 Mongol empire 46 receding glacier 46 towering icebergs 46 ancient Thracian 46 Zagros Mountains 46 Damming 46 megafauna extinction 46 freshwater streams 46 Hydroelectric dams 46 lush paddy fields 46 sandstone bluffs 46 Saturated soil 46 millrace 46 irrigate opium poppy 46 river Baitarani 46 Danjiangkou Reservoir 46 saltmarshes 46 alluvial soil 46 Egyptomania 46 calcium carbonate skeletons 46 King Suryavarman II 46 caves waterfalls 46 waterlogged dikes 46 foreboding castle 46 mesa tops 46 Palaeozoic sedimentary 46 massifs 46 salty seawater 46 Yangtze rivers 46 Bam Citadel 46 glacial geology 46 Snowball Earth 46 Patriarchal Basilica 46 Erhai Lake 46 Jay Famiglietti 46 Blackbeard flagship Queen 46 bacterial mats 46 cedars contributes 46 Pliocene epoch 46 metopes 46 Solomon Stables 46 heatwaves floods 46 Templo Mayor pyramid 46 seismic shocks 46 floods droughts 46 nematode Caenorhabditis elegans 46 ancient lava flows 46 Ancestral Puebloan 46 Peat bog 46 stagnant puddles 46 planting mangroves 46 volcanic craters 46 hydrologic cycle 46 earthen canal 46 Ganges Indus 46 Karytaina 46 Herod funeral procession 46 Archeologists excavating 46 Ethiopian highlands 46 Barentsburg 46 Khmer empire 46 denuded slopes 46 tumulus 46 floods heatwaves 46 topsoil erosion 46 sedge meadow 46 cholera epidemics 46 Vakhsh River 46 Mount Vesuvius erupted 46 Mariana Arc 46 Brigham Grette 46 swelled rivers 46 earthen embankments 46 Emperor Justinian 46 abyssal plain 46 fossilized skeletons 46 unfinished Wangjialing mine 46 oceanic circulation 46 pipeline ruptures 46 Sungai Klang 46 Tekeze 46 desalinating sea water 46 Parthia 46 glaciers receded 46 Mandera Wajir 46 Baphuon 46 Lake Eucumbene 46 forams 46 calderas 46 Yarlung Zangbo 46 Liao Dynasty 46 riverine ecosystems 46 seas droughts floods 46 microbialites 46 Tell Zeidan 46 Late Antiquity 46 Pharaonic Egypt 46 mountaintop fortress 45 geomorphic 45 Tharsis Rise 45 mysterious Neolithic 45 conodonts 45 permafrost thaws 45 Arctic airmass 45 Unusually heavy rains 45 volcanic mudflow 45 hotsprings 45 ancient Assyrian 45 dammed rivers 45 medieval archeology 45 ancient Sumerians 45 Ottoman Empires 45 Searing heat 45 sub glacial lakes 45 barren sand dunes 45 lobe finned fishes 45 barren expanse 45 Kamoamoa eruption 45 Aztec temples 45 El Minya 45 hilltop fortress 45 crinoids 45 Chauvet Cave 45 worsening droughts 45 faunas 45 Sennacherib 45 medieval monastic 45 whitebark pines 45 huarango 45 Aphrodisias 45 Yuan Dynasty #-# 45 Sumatra Andaman earthquake 45 continuously inhabited 45 mammal extinctions 45 Early Bronze Age 45 GLOF 45 subterranean passages 45 Miocene epoch 45 Bolaghi Gorge 45 Laki eruption 45 torrential storms 45 Siberian permafrost 45 melting snowpacks 45 Antikythera mechanism 45 Hetch Hetchy Valley 45 Hotter drier 45 Ares Vallis 45 moulins 45 steep sandstone cliffs 45 Minjiang River 45 limestone outcrops 45 elves trolls 45 limestone sinkholes 45 paleoclimate 45 ancient Sumer 45 bristlecone pines 45 basaltic lava 45 Hamoukar 45 Hittites 45 Neogene 45 heatwaves floods droughts 45 planktons 45 inundated vast swathes 45 Enuma Elish 45 basalt rocks 45 Hierapolis 45 mummies unearthed 45 relicts 45 permafrost melts 45 Nazca lines 45 manmade reservoirs 45 Kidatu 45 melting icebergs 45 barbarian invasions 45 Achaemenid era 45 Qilian Mountain 45 #.#C #.#F [003] 45 Laurentide ice sheet 45 Neretva river 45 erupting volcanoes 45 semi arid Sahel 45 rangeland grasses 45 gondolas punting down 45 alpine glaciers 45 stelae 45 Sudbury Aqueduct 45 ecological degradation 45 rills 45 Yungang Grottoes 45 archaeological finds 45 pyramids tombs 45 assassin spiders 45 Radiocarbon testing 45 parches 45 Seljuks 45 marshy terrain 45 spectacular gorges 45 ancient Nabataean 45 pharaoh Tutankhamen 45 Lascaux cave 45 old vermeil flatware 45 Monks Mound 45 Chichén Itzá 45 Vijayanagara empire 45 lime plasters 45 Mayan temple 45 Gothic cathedrals 45 Ptolemaic era 45 Saqqara necropolis 45 single celled bacteria 45 xxiv adverse effects 45 clay subsoil 45 brooks streams 45 cyclonic storms 45 hydrological cycle 45 phreatic 45 tropical glaciers 45 Perito Moreno glacier 45 underground cisterns 45 coccolithophores 45 Minoan palace 45 Palaeozoic era 45 contamination Nishiyama 45 Tuojiang River 45 glacier calving 45 paleoclimatic 45 Iguazu falls 45 prehistoric cave 45 meteor impacts 45 Volcanic gases 45 Leaking pipes 45 deserts jungles 45 verdant forests 45 Taharqa 45 Yosef Garfinkel 45 Qinghai Tibet Plateau 45 icesheets 45 Sican culture 45 Hotter summers 45 Vilcanota river 45 rockwork 45 Chaobai River 45 Deccan Plateau 45 lava tubes 45 Judean Desert 45 Gilf Kebir 45 hotter drier summers 45 Flood waters recede 45 irrigate farmland 45 acidifying oceans 45 Shang Dynasty 45 melting snows 45 Taklimakan 45 basalt lava 45 Baekje Kingdom 45 Yin Ruins 45 volcanic ridge 45 Sassanid Empire 45 reflooding 45 marine sediments 45 Daisetta sits 45 arid Sahel belt 45 Arctic icecap 45 Retreating glaciers 45 Yarlung Zangbo River 45 sarcophaguses 45 Herodian 45 Danjiangkou reservoir 45 longleaf pine ecosystem 45 benthos 45 Assyrian collections 45 Clogged gutters 45 Floodwalls 45 Jebusites 45 magma mixing 45 Triassic Period 45 Medieval Warming 45 hyena dung 45 Longmen Grottoes 45 Qumran caves 45 loosened piers 45 ancient civilizations 45 rockfill dam 45 tributary rivers 45 Pesanggrahan River 45 muddy slop dredged 45 limestone cliff 45 occasional spinifex texture 45 Bailong 45 Tigris rivers 45 Tropical rainforests 45 Etruscan civilization 45 Gasoline vapors 45 Byzantine era 45 Mongolia Gobi Desert 45 Kihansi 45 Eyjafjallajökull erupted 45 Last Glacial Maximum 45 glacial moraines 45 Zagros mountains 45 Sumerians 45 riverine forests 45 Hypogeum 45 emperor tomb 45 Minoan Crete 45 canals 45 dwelling organisms 45 Toba eruption 45 salinity intrusion 45 Byzantine empires 45 groundwater aquifers 45 abyssal 45 biotopes 45 Neretva River 45 Droughts 45 Palaeolithic 45 tadpole shrimp 45 lashed ancient Mayan 45 locust infestation 45 climatic variations 45 migrating northward 45 turbidites 45 Incan citadel 45 boll weevil infestation 45 Messina Sicily 45 waterwheels 45 Babylonian cultures 45 Sounion 45 Aiguo Dai 45 coolings 45 Flush toilets 45 Western Han Dynasty 45 Ancestral Puebloans 45 Ciliwung River 45 Chacoan 45 Mayan civilization 45 Steep slopes 45 Bagmati river 45 Paleozoic Era 45 Pyotr Stolypin prime minister 44 Pharaonic era 44 Seismologists warn 44 freshwater delta 44 Venice lagoon 44 Siberia Lake Baikal 44 cenotes 44 meandering creeks 44 Yuan Dynasty 44 overthrust belt 44 intraplate 44 cyclones floods 44 sandstone aquifer 44 cyclonic rains 44 Simone Tilmes 44 Basilica Cistern 44 Tel Megiddo 44 Byzantine mosaic 44 deep gorges 44 Rockslides 44 Antarctic Ice Shelf 44 paleomagnetic 44 erratic monsoons 44 Nate Mantua 44 sacred Ganges 44 hydrological cycles 44 wetland ecosystem 44 underground caverns 44 Lop Nur 44 erupting lava 44 Ankole cattle 44 Chinese sage Confucius 44 wooden timbers 44 fourteenth century 44 millennia 44 Estrada Belli 44 icecaps 44 Hosepipe ban 44 Merapi deadliest 44 Roman aqueducts 44 ancient Canaanites 44 mighty Brahmaputra river 44 imperial tombs 44 freshwater ecosystems 44 Homo erectus evolved 44 creeping desertification 44 fertile crescent 44 Guri hydroelectric dam 44 droughts famines 44 river Buriganga 44 unending spiral 44 ancient Babylonia 44 Yingxiu Beichuan 44 Sui Dynasty #-# 44 Archaeological excavations 44 cesspits 44 Ottoman imperial 44 Dura Europos 44 Inca civilization 44 Graeco Roman 44 Shouf mountains 44 Hellenistic era 44 prone hillside slums 44 sea scorpions 44 Tallowa 44 planetwide 44 Droughts floods 44 inundate coastal 44 Jellyfish swarm northward 44 tufa 44 classical antiquity 44 dams spillways 44 Eocene Epoch 44 volcanoes earthquakes 44 Tell el Amarna 44 Woolly mammoths 44 prehistorical 44 Mithradates 44 thawing tundra 44 Heavy rainstorms 44 ancient tombs 44 Anne Revenge 44 cratons 44 Xiangjiang River 44 depleting aquifers 44 Multiple wildfires scorch 44 nomadic cattle herders 44 Modak Sagar 44 Middle Ages 44 lunar magma 44 aquifers 44 Guatemala sinkhole 44 tribal hatreds 44 delicate ecosystems 44 rocky crevices 44 Eyjafjallajokul erupted 44 microscopic radioactive particles 44 Monsoon rains triggered 44 Halil Rud 44 Syriac Christians 44 Teotihuacán 44 hydro electric dams 44 Svaliava 44 microfossils 44 Krishnaraja Sagar 44 Masinga dam 44 Arctic permafrost 44 Nevado del Huila 44 steppe bison 44 Severe drought 44 streambank erosion 44 diversion weir 44 percolation tanks 44 subsurface aquifers 44 mighty Zambezi 44 papyrus manuscript 44 attracted covetous glances 44 hammering monsoon rains 44 Courtly Art 44 aquatic grasses 44 oceanic trenches 44 undersea volcanoes 44 Paroo River 44 king Nebuchadnezzar 44 Crusader castles 44 Devil Throat 44 ecologically sensitive wetlands 44 basalt cliffs 44 Kalamos 44 Cumbre Vieja 44 Hapsburg Empire 44 colossal statues 44 levee breeches 44 Pharaonic 44 Schoharie Creek 44 nomadic herding 44 peat lands 44 Hellenistic Age 44 Herod tomb 44 desert oases 44 triumphal arches 44 archeological artifacts 44 juniper forests 44 Apennine mountains 44 Overgrazing 44 Three Gorges reservoir 44 Syrtis Major 44 bony fishes 44 desertified land 44 mautam 44 earthen ramp 44 Sivand Dam 44 duststorms 44 Locust swarms 44 prolonged drought 44 ostracods 44 Ethiopia Afar 44 unusually heavy rains 44 mud volcanoes 44 Melted snow 44 Diporeia 44 La Nina occurs 44 landsliding 44 Bosphorus Strait 44 Archaeologists digging 44 Stellar sea lions 44 Stromboli volcano 44 archaeologically rich 44 thawing permafrost 44 Byzantines 44 Cordillera Blanca 44 Roman Empire 44 clathrates 44 Microscopic particles 44 Giorgio Croci 44 Ctesiphon 44 Shasta glaciers 44 rivers 44 erupt explosively 44 hydrological drought 44 lush palm groves 44 Mongol warriors 44 vertebrate fossils 44 Mt Etna 44 canal earthen 44 smoker vents 44 imperial palaces 44 untreated raw sewage 44 Kostenki 44 ancient relics 44 archaeological expedition 44 karst caves 44 periodic droughts 44 TG Halli reservoir 44 Stonehenge monument 44 fossilized creatures 44 Spanish conquerors 44 recharge underground aquifers 44 Gas hydrates 44 waterlogged soils 44 rocky gorge 44 Euphrates rivers 44 ray finned 44 Mt Ruapehu crater 44 limestone karsts 44 plankton blooms 44 cenospheres 44 Jamuna river 44 navigable canals 44 streambanks 44 orographic 44 Indus Civilization 44 swollen Huaihe River 44 VIDEO Egyptian mummies 44 melting permafrost 44 Kuiseb River 44 infrequent cloudburst 44 forested watersheds 44 luxuriant vegetation 44 carboniferous 44 interglacials 44 antiquity 44 desert locust 44 Caucasian Stonehenge 44 megalithic monument 44 urbanization industrialization 44 Glaciers melting 44 tectonic stresses 44 acidic oceans 44 fossilized dinosaur dung 44 Ghurtani territory 44 Noachian era