Related by context. Frequent words. (Click for all words.) 44 warm humid 40 Monsoon rains 40 periodical cicadas 40 Seasonal rains 40 pollen grains 40 hibernates 39 honey bee colonies 39 cicadas 39 ragweed pollen 39 Seasonal influenza 39 Brood X 39 Infestations 39 winged insects 39 Geminid meteor shower 38 locust plague 38 Mormon crickets 37 honeybee colonies 37 bacterial spores 37 Siberian permafrost 37 Antarctic ozone 37 stinkbugs 37 Jurassic Period 36 polar vortex 36 mountain pine beetles 36 Leonid meteor shower 36 Cicadas 36 monsoon rainfall 36 fungal spores 36 moths 36 Meteorologists predict 36 sunrays 36 subtropical regions 36 fungus 36 El Niños 36 Venture capitalists invested 36 pupae 35 Cretaceous Period 35 phytoplankton blooms 35 La Nina pattern 35 bark beetles 35 temperate regions 35 Unseasonably cold 35 UL Marks 35 Warming temperatures 35 Warm temperatures 35 Gypsy moths 35 NASA MODIS Image 35 ScienceNOW 35 insect pests 35 spores 35 Flu pandemic 35 locust swarms 35 temperate forests 34 glaciers melt 34 equatorial Pacific Ocean 34 Reuters CO LTD 34 particle physics experiment 34 longest solar eclipse 34 Projected completion 34 seeds germinate 34 frosts 34 monsoon floods 34 fund tracker EPFR 34 Cambrian explosion 34 unseasonable warmth 34 Sunspots 34 Gamma rays 34 influenza epidemics 34 Melting glaciers 34 salvinia 34 Unusually warm 34 Cabeus crater 33 blooms 33 monsoon rains 33 insects 33 hibernated 33 moth 33 temperate zones 33 migratory songbirds 33 melting snowpack 33 atmospheric methane 33 fungal disease 33 degrees Fahrenheit warmer 33 bollworms 33 Fruit flies 33 grass pollen 33 Seasonal Affective Disorder SAD 33 interglacial period 33 Saturn moon Enceladus 33 geomagnetic storm 33 upwellings 33 Geminids 33 BlackRock AUM 33 snowfall accumulations 33 wildfires raged 33 solar irradiance 33 spewed ash 33 whiteflies 33 Volcanic eruptions 33 electron volts 33 Eyjafjallajökull volcano