Related by context. Frequent words. (Click for all words.) 64 temperate rainforest 63 temperate forests 60 wetland ecosystems 59 biodiversity hotspot 59 freshwater habitats 58 biodiversity hotspots 58 biologically diverse 57 biodiverse 57 seagrass meadows 57 ecosystems 56 terrestrial ecosystems 56 Sea otters 56 drylands 56 lowland forests 55 Rainforests 55 arable farmland 55 humid tropical 55 tropical forests 55 freshwater ecosystems 55 biodiversity 55 Wadden Sea 55 Barn owls 55 absorbs carbon dioxide 55 Invasive plants 54 wolves roam 54 breathtaking landscapes 54 migratory bird populations 54 subtropical regions 54 fertile soils 54 conifer forests 54 biosphere reserves 54 QIAGEN employs 54 driest inhabited continent 54 Melting glaciers 54 methane CH4 54 peat swamps 54 carbon sinks 54 indigenous cultures 54 deplete oxygen 54 saline aquifers 53 intensively farmed 53 habitats 53 upland habitat 53 ecologies 53 inhospitable environments 53 lowland forest 53 Coral reefs 53 nesting seabirds 53 sparse vegetation 53 potent greenhouse gas 53 Amazonian rainforest 53 indigenous flora 53 warmer wetter 53 tropical forest 52 forest ecosystems 52 Polar Regions 52 moorlands 52 forests 52 wildflower meadows 52 river deltas 52 Volcanic eruptions 52 forests grasslands 52 reactive nitrogen 52 conserve biodiversity 52 coral reef ecosystems 52 tropical rainforests 52 hotter drier 52 dormant volcanoes 52 riparian zones 52 fragile ecosystems 52 montane 52 reedbeds 52 rainforests 52 refugia 52 volcanic soils 52 conserving biodiversity 52 coniferous forests 52 freshwaters 52 tropical rainforest 51 freshwater marsh 51 tropical jungles 51 Amazon Rainforest 51 species extinctions 51 eucalyptus plantations 51 ecological 51 arid climates 51 arid regions 51 tidal marshes 51 wetland habitats 51 deforesting 51 temperate zones 51 pristine forests 51 Nitrogen oxides 51 seagrasses 51 biosphere 51 wildlife habitats 51 inter tidal 51 peat bogs 51 decaying vegetation 51 overharvested 51 grasslands