21 Items: dna • cell • genes • enzyme • nervous • protein • species • zoology • bacteria • mutation • taxonomy • digestion • ecosystem • endocrine • organelle • chromosome • metabolism • physiology • inheritance • reproduction • biotechnology

10 Items: wwf • fins • help • money • raise • sharks • marine • charity • predator • ecosystem

10 Items: biotic • abiotic • ecology • survival • producer • consumer • predator • ecosystem • ecologist • decomposer

10 Items: floods • stroms • climate • droughts • wildfires • ecosystem • hurricanes • temperture • risingocean • naturedisasters

10 Items: galaxy • velocity • friction • reaction • prototype • renewable • ecosystem • invention • microorganism • photosynthesis

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

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

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

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

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

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

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

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

13 Items: ecology • foodweb • biomass • community • ecosystem • landscape • biosphere • producers • consumers • population • decomposers • trophiclevel • thermodynamics

13 Items: note • erosion • federal • currency • economic • pandemic • ecosystem • greatlakes • indigenous • greatplains • prehistoric • paleontologist • greatdepression

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

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

22 Items: reef • reef • coral • coral • algae • ocean • solar • polyps • global • barrier • colored • warming • dilution • bleaching • bleaching • ecosystem • attacking • irradiance • freshwater • temperature • sedimentation • zooanxathellae

19 Items: rocks • infer • solve • strata • kunard • igneous • factors • minerals • consider • multiples • interpret • producers • consumers • ecosystem • sedimentary • metamorphic • decomposers • pollination • fertilization

19 Items: vines • floor • amazon • unique • forest • canopy • lianas • logging • fossils • aquatic • equator • vanilla • tropical • predator • language • ecosystem • chemicals • pollution • protection

20 Items: warm • free • carbon • climate • sustain • climate • deforest • greentech • ecoimpact • polarmelt • ecopolicy • zerowaste • ecosystem • renewables • earthguard • greenworld • biodiverse • ozonelayer • ecofriendly • cleanenergy

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

20 Items: salp • krill • cilia • larva • spore • bloom • virus • diatom • redtide • copepod • filament • pteropod • flagella • ecosystem • coccolith • tintinnid • autotropic • baleenwhale • holoplankton • ultraplankton

20 Items: world • change • climate • ecology • natural • EarthDay • ecosystem • emissions • landfills • pollution • recycling • renewable • protection • biodiversity • conservation • preservation • biodegradable • contamination • deforestation • environmentalist

20 Items: prey • rhyme • energy • object • economy • organism • sparsely • symmetry • indirect • herbivore • nutrients • ecosystem • infertile • perimeter • rectangle • congruent • irregular • appreciate • agriculture • infrastructure

20 Items: tree • soil • root • park • trunk • shade • forest • leaves • oxygen • canopy • sapling • arborist • planting • seedling • greenery • arboretum • evergreen • ecosystem • landscaping • conservation

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

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

20 Items: species • habitat • wildlife • ecosystem • endangered • extinction • adaptation • ecotourism • threatened • restoration • conservation • fragmentation • sustainability • keystonespecies • invasivespecies • geneticdiversity • ecologicalbalance • ecosystemservices • biodiversityhotspot • conservationbiology

10 Items: omnivore • producer • consumer • foodchain • herbivore • carnivore • ecosystem • scavenger • adaptation • decomposer

10 Items: shell • scales • painted • aquatic • carapace • plastron • snapping • ecosystem • terrestrial • poikilotherm

10 Items: biotic • abiotic • ecology • survival • producer • consumer • predator • ecosystem • ecologist • decomposer

10 Items: biome • flora • fauna • habitat • ecosystem • endangered • pollination • biodiversity • decomposition • photosynthesis

10 Items: reuse • oceans • reduce • compost • climate • habitat • landfill • renewable • ecosystem • biodiversity

10 Items: desert • ecozones • peninsula • mountains • ecosystem • landforms • habitation • temperature • precipitation • physiographic

10 Items: life • exist • peace • nature • planet • harmony • protect • ecosystem • sustainable • sustainability

21 Items: air • bin • day • oil • bags • coal • dirt • dump • water • earth • erode • trees • grass • metal • ozone • faucet • nature • oxygen • ecosystem • carbondioxide • biodegradable

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

11 Items: biotic • habitat • abiotic • community • ecosystem • resources • population • temperature • competition • distribution • interdependence

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

11 Items: injury • refugee • glacier • disease • capacity • ecosystem • settlement • deglaciation • vulnerability • deforestation • precipitation

22 Items: canopy • harbor • staple • fertile • viceroy • poacher • seismic • tourism • isthmus • dictator • scarcity • cashcrop • province • multitude • ecosystem • extinction • archipelago • commonwealth • tectonicplate • deforestation • triangulartrade • colombianexchange

13 Items: oil • earth • water • waste • floods • storms • oceans • blooms • animals • garbage • diseases • volcanoes • ecosystem

10 Items: gene • biome • theory • species • genotype • ecosystem • community • phenotype • extinction • limitedresources

10 Items: ocean • river • forest • foliage • prairie • mountain • landscape • ecosystem • wildflowers • biodiversity

10 Items: green • reuse • earth • trees • reduce • habitat • climate • landfill • ecosystem • biodiversity

10 Items: solar • viable • terrain • savanna • microbes • biosphere • ecosystem • artificial • interaction • hydroelectric

21 Items: Ea • Diet • Dowry • Dhamma • Divali • Edward • Depyuti • Doldrum • Dyarchy • Dzonghs • Dokumento • Ecosystem • Ekonomiks • Dinaluhong • Depresasyon • Diktaturyal • Divestiture • Deregulation • Dryopithecus • Dinoflagellates • Desentralisasyon

20 Items: moss • fern • trees • woods • river • floor • canopy • leaves • trails • timber • hiking • stream • habitat • foliage • wildlife • pinecone • woodland • ecosystem • underbrush • biodiversity

20 Items: wind • green • reuse • solar • earth • reduce • energy • planet • forest • climate • recycling • renewable • ecosystem • composting • environment • conservation • eco-friendly • biodiversity • sustainability • carbonfootprint

21 Items: role • rate • biome • biotic • impact • factor • ecology • species • abiotic • resource • limiting • capacity • ecologist • community • ecosystem • biosphere • influence • population • sustainable • competetion • availability

12 Items: prey • WEBS • CHAINS • predator • producer • omnivore • herbivore • carnivore • ecosystem • scavenger • consumers • decomposers

21 Items: Biota • Nature • Abiota • Ecology • Latency • Geometry • SetTheory • Ecosystem • Abundance • Diversity • Modularity • Adaptation • Biophysics • Coexistence • Determinism • Biogeography • PaleoEcology • Biochemistry • Phylogenetics • NutrientCycle • NaturalSciences

21 Items: algae • fungi • mouth • tides • biotic • divide • abiotic • estuary • bacteria • nitrates • organism • salinity • ecosystem • turbidity • watershed • headwaters • temperature • tributaries • waterquality • chesapeakebay • macroinvertebrates

21 Items: lush • trees • green • shade • serene • breezy • canopy • nature • forest • dappled • shelter • foliage • arboreal • woodland • sunlight • overhead • tranquil • ecosystem • canopywalk • canopytour • undergrowth

21 Items: ecology • habitat • quadrat • biomass • consumer • producer • acidrain • leaching • abundance • community • ecosystem • population • decomposer • carboncycle • fossilfuels • biodiversity • trophiclevel • bioticfactors • abioticfactors • eutrophication • greenhousegases

19 Items: Coup • Diet • Daurs • Eunch • Dhamma • Co-Hong • ColdWar • Doldrum • Dzonghs • Enclave • Exclave • Cuneiform • DeathRate • Footprint • Ecosystem • Ecological • Commanderies • EntrepotTrade • DependencyRatio

15 Items: dust • earth • drought • ductile • eclipse • ecology • drumlins • dynamics • ecliptic • ecosystem • earthquake • ecological • dwarf-stars • echolocation • echo-sounding

10 Items: coral • turtle • anemone • seaweed • seashell • seahorse • starfish • clownfish • jellyfish • ecosystem

10 Items: lush • dense • humid • canopy • exotic • steamy • vibrant • tropical • ecosystem • biodiverse

10 Items: flourish • generate • hesitate • alligator • behaviour • determine • ecosystem • appreciate • consequence • inquisitive

10 Items: trash • energy • reduce • climate • recycling • pollution • ecosystem • composting • environment • conservation

9 Items: oil • local • reseach • findings • available • ecosystem • attractive • permission • groundskeeper

9 Items: prey • foodwed • predator • producer • consemer • bacteria • ecosystem • foodchain • decomposer

10 Items: living • producer • consumer • organism • nonliving • symbiotic • ecosystem • decomposer • adaptation • environment

10 Items: fauna • zoology • predator • poaching • ecosystem • sanctuary • habitation • endangered • biodiversity • conservation

10 Items: pest • seeds • scurry • benefits • patterns • recycling • ecosystem • caretakers • environment • controllers

10 Items: flourish • generate • hesitate • alligator • behaviour • determine • ecosystem • appreciate • consequence • inquisitive

20 Items: reef • algae • atoll • coral • polyp • water • lagoon • barrier • fragile • habitat • shallow • fringing • plankton • tropical • beautiful • bleaching • ecosystem • important • skeletons • biodiversity

21 Items: save • trees • ocean • reuse • coral • reduce • planet • oxygen • plants • climate • animals • iceberg • recycle • extinct • warming • habitats • sealevel • pollution • ecosystem • environment • deforestation

21 Items: earthday • pollution • ecosystem • ecotourism • ozonelayer • rainforest • cleanenergy • conservation • biodiversity • permaculture • deforestation • globalwarming • sustainability • renewableenergy • carbonfootprint • wildlifehabitat • greentechnology • greenhouseeffect • waterconservation • ecologicalfootprint • environmentalimpact

22 Items: knelt • patch • pride • future • sorted • blooms • beamed • thrive • beamed • project • cracked • worried • tightly • trenches • sprouted • arriving • community • ecosystem • excitedly • overwhelmed • butterflies • instructions

20 Items: dna • cell • gene • allele • enzyme • gamete • abiotic • hapliod • kingdom • mitosis • osmisis • bacteria • diplaiod • autotroph • deffusion • chromsome • cytoplams • ecosystem • biodiversity • fertilization

22 Items: SMOG • REUSE • WASTE • FUMES • REDUCE • CLIMATE • RECYCLE • TSUNAMI • VOLCANO • HABITAT • SPECIES • OILSPILL • MINERALS • CONSERVE • WILDLIFE • POLLUTION • HURRICANE • ECOSYSTEM • OZONELAYER • ENVIORNMENT • CONSERVATION • CARBONMONOXIDE

20 Items: air • lungs • plants • oxygen • diverse • animals • species • extinct • dioxide • climate • balance • protect • cultures • regulate • preserve • ecosystem • knowledge • rainforest • indigenous • biodiversity

22 Items: cell • prey • rocks • biotic • plants • living • abiotic • animals • salinity • organism • predator • nonliving • community • ecosystem • biosphere • symbiosis • mutualism • population • parasitism • adaptation • temperature • commensalism