14 Items: life • earth • green • waste • plant • clean • recycle • habitat • pollution • renewable • ecosystem • environment • sustainable • stewardship

14 Items: reefs • algae • corals • polyps • habitat • plankton • bleaching • skeletons • ecosystem • pollution • temperature • biodiversity • zooxanthellae • sedimentation

14 Items: humans • healing • balance • habitats • wetlands • wildlife • ecosystem • woodlands • fostering • ecological • restoration • environment • conservation • biodiversity

14 Items: Waste • Energy • Carbon • Habitat • Species • Climate • Justice • Emissions • Renewable • Ecosystem • Freshwater • Biodiversity • Conservation • Sustainability

14 Items: green • reuse • protect • recycle • restore • conserve • innovate • advocate • wildlife • progress • ecosystem • renewable • biodiversity • sustainability

18 Items: BIRD • SLUG • DELTA • MOOSE • OCEAN • OTTER • RIVER • HARBOR • MUSEUM • SALMON • TANKER • HERRING • TSUNAMI • INVASIVE • PLANKTON • COMMUNITY • ECOSYSTEM • WATERSHED

18 Items: city • lake • food • scale • biotic • budget • desert • stream • system • abiotic • habitat • bacteria • boundary • sunlight • nutrient • ecosystem • pollutants • resilience

20 Items: bio • wild • loss • life • rare • nature • habitat • species • genetic • endemic • invasive • wildlife • ecosystem • ecosystem • biodiverse • endangered • extinction • bioticloss • conservation • conservation

18 Items: lakes • melting • erosion • iceberg • climate • glacier • economy • flooding • sealevel • ecosystem • permafrost • landslides • habitatloss • agriculture • biodiversity • climatechange • waterresources • infrastructure

20 Items: host • seek • prone • energy • factor • fungus • impact • benefit • maximum • minimum • consume • likewise • category • parasite • ecosystem • decompose • infection • recreation • consequence • photosynthesis

20 Items: Gas • Fuel • Ozone • Carbon • Fossil • Dioxide • Climate • Habitat • Species • Invasive • Resource • Ecosystem • Pollutant • Adaptation • Atmosphere • Endangered • Greenhouse • Mitigation • Biodiversity • Conservation

20 Items: reuse • energy • reduce • natural • recycle • topsoil • omnivore • renewable • ecosystem • pollution • herbivore • fossilfuel • solarenergy • consumption • nonrenewable • conservation • biodegradable • globalwarming • sustainability • greenhouseeffect

20 Items: prey • soil • cycle • biotic • matter • biomass • abiotic • predator • producer • consumer • herbivore • carnivore • scavenger • nutrients • ecosystem • decomposer • succession • equilibrium • sustainability • photosynthesis

20 Items: biome • fauna • mammal • zoology • ethology • poaching • predator • ecosystem • migration • sanctuary • scavenger • camouflage • endangered • habitation • endothermic • hibernation • ornithology • territorial • biodiversity • conservation

20 Items: earthsci • greentech • renewable • ecosystem • ecoimpact • biodiverse • carbonfoot • geomapping • atmosphere • ecoresearch • ecofriendly • climatehope • weathertech • cleanenergy • greenplanet • climatetech • climatestudy • conservation • oceanography • sustainability

20 Items: tree • fear • voice • school • friend • eclair • skewer • secret • teacher • silence • demerit • healing • vespiary • ingrates • artichoke • marinated • ecosystem • melancholy • impeccable • gelatinous

20 Items: care • flora • fauna • purity • harmony • renewal • ecology • balance • rebirth • serenity • vitality • ecosystem • recycling • renewable • resilience • protection • conservation • biodiversity • preservation • sustainability

20 Items: taiga • tundra • desert • alpine • climate • aquatic • savanna • wetland • estuary • mangrove • ecosystem • grassland • chaparral • coralreef • vegetation • adaptation • terrestrial • biodiversity • temperateforest • tropicalrainforest

20 Items: polar • depot • scott • krill • museum • treaty • awkward • quality • species • natural • whaling • glacier • plateau • drilling • pristine • decision • protocol • ecosystem • enthusiasm • opportunity

20 Items: Birch • Maple • Roots • Trunk • Mulch • Xylem • Willow • Linden • Phloem • Redwood • Compost • Tillage • Chestnut • Sycamore • Deciduous • Nutrients • Ecosystem • Coniferous • Fertilizer • Chlorophyll

20 Items: DATA • FALCON • GLOBAL • MONTHS • FRAGILE • AOTEAROA • DARKNESS • SCOTTBASE • KNOWLEDGE • ICESHEETS • DISCOVERY • ECOSYSTEM • ANTARCTICA • SCIENTISTS • INVESTIGATE • ENVIRONMENT • INSTRUMENTS • STEWARDSHIP • SUSTAINABLE • CONSERVATION

20 Items: bony • phenom • frenzy • talent • corner • dribble • dunking • yelling • scraping • pressure • harmless • shoelaces • ecosystem • pirouetted • recruiting • committing • scholarship • detrimental • expectations • specialization

19 Items: prey • beak • raptor • talons • energy • foodweb • barnowl • snowyowl • consumer • producer • omnivore • owlpellet • carnivore • foodchain • ecosystem • nutrients • decomposer • silentswoop • trophiclevel

19 Items: Glacier • Succeed • Whaling • Decision • Economic • Evidence • Icebound • Pemmican • Pristine • Depletion • Ecologist • Ecosystem • Geologist • Longitude • Permanent • Ecotourism • Sufficient • Conatradict • Extravagant

13 Items: Humans • Plants • Region • Animals • Species • Bacteria • Ecosystem • Reproduce • Extinction • Endangered • Consumption • Biodiversity • Conservation

13 Items: eco • earth • grass • ocean • oxygen • animals • conserve • ecosystem • renewable • fossilfuels • icineration • zeroemission • thecanopyproject

13 Items: Trees • Timber • Logging • Climate • Habitat • Wildlife • Ecosystem • Endangered • Biodiversity • Conservation • Deforestation • Reforestation • Sustainability

20 Items: Lack • Renew • Tanker • Migrate • Charity • Extinct • Poverty • Poverty • Wildlife • Security • Ecosystem • Community • Earthquake • Pedestrian • Population • Destruction • Authorities • Overfishing • Unemployment • Deforestation

12 Items: living • organism • omnivore • producer • consumer • ecosystem • carnivore • herbivore • nonliving • symbiotic • adaptation • decomposer

12 Items: methane • ecosystem • pollutant • renewable • atmosphere • carcinogen • extinction • groundwater • biodiversity • conservation • biodegradable • deforestation

12 Items: food • dens • needs • share • water • nests • plants • animals • shelter • weather • ecosystem • predators

12 Items: Air • Land • Soil • Earth • Green • Water • Nature • Forest • Climate • Habitat • Wildlife • Ecosystem

12 Items: world • ideas • plants • people • future • crisis • animals • species • extinct • wildlife • ecosystem • threatened

19 Items: fungus • species • habitat • organism • ecosystem • community • evolution • population • adaptation • resistance • eubacteria • gymnosperm • angiosperm • vertebrate • bioticfactor • invertebrate • abioticfactor • archaebacteria • artificialselection

20 Items: gas • mass • axis • orbit • phase • solid • force • matter • liquid • energy • energy • foodweb • gravity • consumer • producer • organism • reaction • ecosystem • solarsystem • environment

19 Items: ants • pupa • water • larva • thorax • cocoon • spider • colony • shelter • mimicry • abdomen • insects • survive • resource • ecosystem • hibernate • camouflage • protection • exoskeleton

13 Items: biome • zones • tundra • desert • savanna • salinity • plankton • chaparral • ecosystem • permafrost • monoculture • borealforest • temperategrassland

13 Items: area • range • valley • desert • common • feature • physical • landform • irrigate • interact • geography • elevation • ecosystem

20 Items: carbon • biomes • tundra • ecology • foodweb • hydrogen • paradigm • ecosystem • fungicide • herbicide • foodchain • pesticides • fertilizer • environment • insecticide • borealforest • biodiversity • photosynthesis • acidprecipitation • cellularrespiration

20 Items: cause • biotic • effect • change • energy • factors • abiotic • succeed • climate • pyramid • primary • survival • tertiary • consumer • producer • ecosystem • secondary • connecting • population • relationships

20 Items: coral • ocean • sonar • acidic • impact • ashore • trouble • fishing • farming • harmful • species • diverse • survive • offshore • pollution • Caribbean • ecosystem • population • environment • manufacturing

20 Items: hill • cave • path • size • sale • bush • beach • cliff • label • stream • valley • habitat • bargain • receipt • barcode • protest • discount • ecosystem • recycling • waterfall

20 Items: topsoil • aquifer • biomass • recycle • habitat • mineral • landfill • biosphere • depletion • ecosystem • renewable • extraction • fertilizer • agriculture • reclamation • biodiversity • biodegradable • deforestation • sustainability • hydroelectricity

20 Items: atom • plates • fossil • science • sunrays • climate • periodic • research • question • chemical • genetics • cellular • electron • ecosystem • experiment • hypothesis • microscope • metamorphic • ultraviolet • photosynthesis

20 Items: tree • fear • voice • school • friend • eclair • skewer • secret • teacher • silence • demerit • healing • vespiary • ingrates • artichoke • marinated • ecosystem • melancholy • impeccable • gelatinous

20 Items: scene • rushed • echoed • thrive • special • project • revival • clutched • sprouted • nurtured • bustling • trenches • guidance • brimming • concerned • ecosystem • excitement • beneficial • rejuvenated • contribution

20 Items: biotic • biomes • abiotic • autotroph • ecosystem • carbonsink • decomposer • fossilfuel • homeostasis • assimilation • biodiversity • commensalism • conservation • pioneerspecies • climaxcommunity • denitrification • keystonespecies • invasivespecies • primarysuccession • secondarysuccession

20 Items: vieques • ecosystem • puertorico • marinelife • ecotourism • coastalarea • biodiversity • conservation • nightkayaking • glowinthedark • naturereserve • marinebiology • bioluminescence • dinoflagellates • aquaticorganisms • naturalphenomenon • tourismdestination • sustainabletourism • environmentaleducation • environmentalprotection

20 Items: polar • depot • scott • krill • museum • treaty • awkward • quality • species • natural • whaling • glacier • plateau • drilling • pristine • decision • protocol • ecosystem • enthusiasm • opportunity

20 Items: Change • Carbon • Oceans • Energy • Impact • Climate • Warming • Methane • Melting • Glaciers • Heatwave • Emissions • Pollution • Ecosystem • Greenhouse • Temperature • Biodiversity • Conservation • Deforestation • Sustainability

20 Items: REI • Snow • Pass • Gear • Poles • Shoes • Views • Guides • Winter • Trails • Explore • Exercise • December • Mountain • Cascades • Adventure • Evergreen • Ecosystem • Snoqualmie • Experience

20 Items: Frog • Tree • Rain • Snake • Humid • Flora • Fauna • Birds • Canopy • Monkey • Parrot • Lianas • Jungle • Tropical • Butterfly • Ecosystem • Evergreen • Understory • Equatorial • Biodiversity

20 Items: front • biome • tundra • climate • weather • equinox • savanna • prairie • rotation • solstice • ecosystem • deciduous • chaparral • herbivore • carnivore • revolution • coniferous • permafrost • continental • precipitation

20 Items: biome • fauna • mammal • zoology • ethology • poaching • predator • ecosystem • migration • sanctuary • scavenger • camouflage • endangered • habitation • endothermic • hibernation • ornithology • territorial • biodiversity • conservation

20 Items: cell • plants • botany • foodweb • abiotic • animals • ecology • organism • consumer • omnivore • foodchain • herbivore • organelle • ecosystem • carnivore • decomposer • population • extinction • biodiversity • photosynsethis

20 Items: trees • congo • canopy • amazon • climate • species • habitat • tropical • wildlife • ecosystem • diversity • understory • indigenous • endangered • biodiversity • conservation • deforestation • reforestation • sustainability • carbonsequestration

20 Items: gently • museum • oxygen • alkine • plateau • politely • separate • pristine • evidence • analysis • certainly • centrally • privately • ecosystem • dissolvable • indefinitely • malevolently • fundamentally • determination • unfortunately

20 Items: land • fuel • growth • burning • control • seasons • animals • cultural • bushfire • moisture • wildfires • ecosystem • tradition • knowledge • indigenous • vegetation • environment • communities • firefighters • practitioners

20 Items: cause • biotic • effect • change • energy • factors • abiotic • succeed • climate • pyramid • primary • survival • tertiary • consumer • producer • ecosystem • secondary • connecting • population • relationships

20 Items: Soil • Ocean • Climate • Weather • Volcano • Glacier • Biosphere • Geosphere • Exosphere • Ecosystem • Atmosphere • Mesosphere • Vegetation • Hydrosphere • Lithosphere • Troposphere • Groundwater • Stratosphere • Thermosphere • Precipitation

20 Items: their • there • aloud • forth • fourth • extinct • fragile • counsel • council • allowed • droughts • zucchini • ecosystem • imbalance • spaghetti • necessary • flourished • prestigious • sophisticated • questionnaire

21 Items: web • food • food • chain • niche • biotic • abiotic • ecology • habitat • community • consumers • ecosystem • mutualism • predation • producers • symbiosis • parasitism • population • competition • decomposers • commensalism

20 Items: flora • fauna • vines • canopy • foliage • habitat • treetop • wildlife • ecosystem • canopybed • bushwhack • junglecat • underbrush • rainforest • canopywalk • junglebook • canopytower • jungletrail • biodiversity • junglecruise

20 Items: soil • media • radio • health • garden • resist • bioart • testing • compost • gallery • creative • activist • teamwork • reporter • ecosystem • community • filmmaker • grassroots • independent • pollinators

20 Items: reuse • clean • planet • reduce • global • oceans • recycle • ecology • climate • reforest • preserve • footprint • awareness • ecosystem • pollution • responsible • environment • sustainable • conservation • biodiversity

20 Items: roam • form • wooly • alter • frozen • remain • hybrid • mammoth • genetic • million • extract • restore • fragile • creature • enormous • resurrect • proponent • ecosystem • bioscience • prehistoric

20 Items: solar • ozone • earth • water • climate • organic • compost • upcycle • habitat • carpool • wildlife • recycling • renewable • ecosystem • pollution • conservation • biodiversity • deforestation • biodegradable • sustainability

20 Items: dam • oil • coal • waste • energy • biomass • consume • turbine • nuclear • campaign • polluted • ecosystem • renewable • dangerous • efficiency • fossilfuel • hydropower • solarpanel • contaminated • greenhousegas

20 Items: solar • clean • oceans • carbon • rivers • habitat • compost • recycle • wildlife • wetlands • landfill • ecosystem • reservoir • renewable • greenhouse • earthquake • pollinators • conservation • reforestation • deforestation

20 Items: glucose • foodweb • ecology • omnivore • autotroph • carnivore • herbivore • foodchain • ecosystem • decomposer • chlorophyll • evaporation • heterotroph • chloroplast • mitochondria • condensation • energypyramid • precipitation • photosynthesis • cellularrespiration

20 Items: vine • trees • ferns • jungle • rivers • exotic • sloths • orchids • monkeys • toucans • parrots • wildlife • humidity • rainfall • tropical • leopards • ecosystem • adventure • waterfall • mosquitoes

20 Items: Sled • Pack • Ocean • Mammal • Subzero • Migrate • Tracker • Predator • Survival • Blizzard • Whiskers • Pinniped • Carnivore • Snowstorm • Inhabitat • Arcticfox • Ecosystem • Endangered • Hibernation • Polarization

12 Items: energy • toxins • compete • foodwebs • increase • resource • ecosystem • pesticides • population • pollination • biodiversity • interdependence

12 Items: power • funders • newyork • detroit • learning • framework • ecosystem • alignment • salesforce • quickbooks • coconspirator • cybersecurity

12 Items: lush • dense • flora • fauna • canopy • oxygen • wildlife • humidity • pristine • ecosystem • biodiversity • conservation

12 Items: flora • fauna • nature • habitat • scenery • outdoors • landscape • ecosystem • wilderness • environment • biodiversity • conservation

12 Items: Trout • Beetle • Forest • Climate • Species • Habitat • Drought • Rainfall • Wildfire • Migration • Ecosystem • Biodiversity

12 Items: wood • trees • forest • oxygen • climate • habitat • wildlife • medicine • ecosystem • deciduous • rainforest • biodiversity

12 Items: land • impact • nature • mitigate • habitats • landslide • ecosystem • dangerous • mountains • craterlake • mountmazama • masswasting

12 Items: Trout • Beetle • Forest • Climate • Species • Habitat • Drought • Rainfall • Wildfire • Migration • Ecosystem • Biodiversity

12 Items: Air • Land • Soil • Earth • Green • Water • Nature • Forest • Climate • Habitat • Wildlife • Ecosystem

12 Items: Reef • Coral • Algae • Oceans • Species • Turtles • Bycatch • Plastics • Seagrass • Habitats • Ecosystem • Mangroves

12 Items: DNA • Cell • Gene • Enzyme • Protein • Species • Organism • Mutation • Evolution • Ecosystem • Homeostasis • Photosynthesis

11 Items: carbon • notill • landuse • residues • ecosystem • compaction • covercrops • irrigation • soilhealth • biodrilling • biodiversity

16 Items: oil • wind • smog • coal • solar • mining • energy • bycatch • fishery • forestry • ecosystem • agriculture • hydroelectric • climatechange • deforestation • desalinization

16 Items: cell • genes • fungi • virus • tissue • botany • zoology • ecology • organism • bacteria • genetics • evolution • ecosystem • metabolism • adaptation • photosynthesis

16 Items: Prey • Light • Water • Niche • Biotic • Abiotic • Shelter • FoodWeb • Predator • Ecosystem • Population • Temperature • Competition • LimitingFactors • SoilComposition • CarryingCapacity

15 Items: atom • energy • aquatic • foodweb • consumer • organism • producer • carnivore • ecosystem • nutrients • decomposer • mattercycle • terrestrial • trophiclevel • energytransfer

15 Items: reef • marine • reserve • habitat • wildlife • sanctuary • protected • ecosystem • boundaries • management • regulations • restoration • conservation • biodiversity • preservation

17 Items: help • land • reuse • trash • clean • watch • ocean • reduce • unsafe • people • garbage • habitat • protect • recycle • animals • landfill • ecosystem

17 Items: atom • cell • biome • earth • tissue • organs • biotic • abiotic • molecule • organism • community • ecosystem • biosphere • population • unicellular • organsystem • multicellular

34 Items: atom • prey • algae • fungi • matter • energy • foodweb • microbe • glucose • aquatic • product • organism • producer • consumer • omnivore • molecule • predator • reactant • ecosystem • foodchain • herbivore • carnivore • decomposer • terrestrial • conservation • organicwaste • energypyramid • trophiclevels • microorganism • organicmatter • limitingfactor • photosynthesis • interdependent • chemicalreaction

15 Items: Fly • Frog • Bats • Aphid • Crops • Mantis • Ladybug • Spiders • Balance • Mosquito • Lacewings • Ecosystem • Dragonflies • Sustainable • Grasshoppers

15 Items: CYCLE • DECAY • OXYGEN • HABITAT • FOODWEB • NITROGEN • PRODUCER • FOODCHAIN • ECOSYSTEM • COMMUNITY • FOODCHAIN • POPULATION • DECOMPOSER • CARBONDIOXIDE • PHOTOSYNTHESIS

14 Items: orca • prey • fish • seal • squid • ocean • whales • marine • plastic • organism • seaanimal • ecosystem • killerwhale • humanimpact

14 Items: flora • human • crisis • global • species • sustain • regulate • wildlife • ecosystem • endangered • innovative • threatened • biodiversity • conservation

18 Items: native • exotic • lichen • annuals • granite • erosion • invasive • piedmont • ecoregion • ecosystem • introduced • perennials • vernalpools • insectivore • hibernation • echolocation • endemicspecies • whitenosesyndrome

18 Items: genetic • species • endemic • hotspot • cloning • invasive • poaching • ecosystem • resistant • resilient • endangered • threatened • extinction • extirpation • biodiversity • fragmentation • captivebreeding • endangeredspeciesact

18 Items: web • apex • prey • fire • chain • human • biotic • energy • change • abiotic • drought • consumer • producer • predator • herbivore • carnivore • ecosystem • photosynthesis

11 Items: weeds • giant • python • species • lamprey • florida • invasive • goldfish • ecosystem • community • individual