Related by context. Frequent words. (Click for all words.) 52 wetland habitat 51 grassland habitat 50 marshes 50 wetlands 49 wetland habitats 49 freshwater wetlands 49 tidal marshes 48 marshlands 47 marshland 46 tidal marsh 45 habitat 45 aquatic habitats 45 Marshlands 45 cypress swamps 45 habitats 44 tidal wetlands 44 Euphrates rivers 44 freshwater marshes 44 saltmarsh 44 marsh 44 wetland 44 coastal wetlands 43 Mesopotamia 43 sagebrush habitat 43 headwater streams 43 forest ecosystems 43 ancient Babylon 43 Fertile Crescent 42 longleaf pines 42 restoration 42 riparian habitat 42 Marshes 42 Soil erosion 42 Suisun Marsh 42 Hasankeyf 42 diked 42 WMD stockpiles 42 remnants 41 mudflat 41 aquatic ecosystem 41 reforesting 41 hardwood forests 41 salt marsh 41 grasslands 40 aquatic habitat 40 swamps 40 sectarian rifts 40 fragile ecology 40 nesting habitat 40 spawning habitat 40 peat bogs 40 lake sediments 40 Restoration 40 Amazonian rainforest 40 freshwater mussels 40 fossilization 40 ecosystems 40 Mesopotamian 40 coastal marshes 40 remnant 40 reed beds 39 red cockaded woodpecker 39 ecological 39 hay meadows 39 deposed dictator Saddam Hussein 39 Reconstructing 39 arid lands 39 Vestiges 39 wildlife habitat 39 longleaf pine 39 oyster reefs 39 repopulating 39 primeval forest 39 repopulated 39 Jurassic Period 39 uplands 39 tyrannical rule 39 despotic rule 39 lowland forests 39 ecologies 39 oyster reef 39 biologically diverse 39 seagrasses 38 wetland restoration 38 loosestrife 38 fertile farmland 38 ecological catastrophe 38 species 38 Ba'athist regime 38 Sumerians 38 waterfowl habitat 38 Herbert Hoover Dike 38 relict 38 pastureland 38 ancient Mesopotamia 38 fens 38 Byzantines 38 invading armies 38 flora 38 extirpated 38 mangrove forests