Related by context. Frequent words. (Click for all words.) 61 upwelling 60 El Nino warming 58 hydrological cycle 57 toxic algae blooms 56 equatorial Pacific Ocean 54 El Nino phenomenon 54 glacial melting 54 algal bloom 54 glacial melt 53 oxygen starved 53 oxygen depletion 53 cyclonic circulation 53 salinity 52 snow melt 52 atmospheric circulation 52 algal blooms 52 ocean currents 52 Severe drought 52 glaciers melt 52 Warm temperatures 52 ice jams 51 algae blooms 51 equatorial Pacific 51 subduction 50 hypoxia 50 marine sediments 50 Ocean acidification 50 Unseasonably warm weather 50 thermocline 50 El Niño phenomenon 50 northeasterly winds 50 ocean acidity 50 Snowmelt 50 Melting snow 50 microscopic algae 50 volcanism 50 Younger Dryas 49 easterly winds 49 temperature gradient 49 species extinctions 49 lithosphere 49 tides 49 North Atlantic Oscillation 49 harmful algal blooms 49 algae bloom 49 acidification 49 thawing permafrost 49 warmer temperatures 49 monsoon trough 48 El Niño 48 carbonic acid 48 storminess 48 shoaling 48 La Niña 48 Warmer temperatures 48 ocean 48 monsoonal 48 Southerly winds 48 Heavy snows 48 southwesterly winds 48 shoreline erosion 48 waterspouts 47 anoxic 47 heaviest precipitation 47 snowmelt 47 eutrophication 47 oceanic 47 sediments 47 Weddell Sea 47 icecaps 47 La Nina weather 47 mid latitudes 47 El Nino 47 nutrient runoff 47 tropical moisture 47 acidified 47 westerlies 47 waterspout 47 precipitation 47 Pacific Ocean 47 north westerly winds 47 polar caps 47 meltwater 47 Wind shear 47 glacier melt 47 manatee deaths 47 La Nina 47 atmospheric CO 47 cirrus clouds 46 alga 46 toxic algae 46 currents 46 phytoplankton 46 anticyclone 46 crustal 46 dissolved oxygen 46 sediment 46 convective 46 southerly winds 46 ragweed pollen 46 Colder temperatures