Related by context. Frequent words. (Click for all words.) 45 marine ecosystems 44 marine ecology 44 ocean acidification 43 marine ecosystem 42 marine biologist 42 conservation biologist 41 coastal ecosystems 41 climate change 41 Overfishing 41 Biologist 40 Ocean Conservancy 40 acidification 40 ocean ecosystems 40 Global warming 40 eutrophication 39 Greenpeace 39 ecologist 39 fisheries biologist 39 Serreze 39 global warming 38 ecological 38 biologist 38 Ecologist 38 greenhouse warming 38 geochemist 38 marine organisms 38 Scripps Institution 38 ecology 37 oceanographer 37 atmospheric chemistry 37 bottom trawling 37 sediment cores 37 Antarctic Peninsula 37 WHOI 37 oxygen depletion 37 Climate 36 whales dolphins 36 Pew Environment 36 Oceanography 36 British Antarctic Survey 36 Arctic Sunrise 36 Mote Marine Laboratory 36 seabirds 36 Lead researcher 36 oceans 36 Oceanography Centre 36 mass extinction 35 reefs 35 Wildlife biologist 35 Oceanographic 35 beaked whales 35 polar ice 35 Invasive species 35 plankton 35 postdoctoral scholar 35 Humboldt squid 35 whales 35 biodiversity 35 extinctions 35 ecological catastrophe 35 Woods Hole Oceanographic 35 fisheries 34 coral reefs 34 eelgrass 34 Entomologist 34 glaciologist 34 Dolphin Conservation 34 ozone depletion 34 leatherbacks 34 anthropogenic 34 ecosystems 34 Dauphin Island Sea 34 ecologists 34 atmospheric scientist 34 wildlife biologist 34 Ecology Action 34 Global Warming 34 estuaries 34 zoologist 34 BirdLife International 34 atmospheric CO2 34 hydrologist 34 PhD associate professor 34 oceanographic 33 protective ozone layer 33 oceanographers 33 glaciers 33 Greenland ice 33 Associate Professor 33 oceanography 33 Environmentalist 33 NOAA 33 Antarctica 33 geophysicist 33 belugas 33 Nature Geoscience 33 phytoplankton 33 Naturalist 32 sea otters 32 zooplankton 32 doctoral candidate