esa unit2
TRANSCRIPT
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Gaia Gaia HypothesisHypothesis
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BiomesBiomes
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Planet EarthPlanet Earth
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Earth’s TiltEarth’s Tilt
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Climate ZonesClimate Zones
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Earth’s Earth’s atmosphereatmosphere
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Atmospheric Atmospheric DensityDensity
Air Air density density
drops with drops with altitudealtitude
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TemperatureTemperature
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TemperatureTemperature
Temperature Temperature drops with drops with
altitudealtitude
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BiomesBiomesTemperature Temperature
RainfallRainfall
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TundraTundraFrozen SubsoilFrozen Subsoil
Few TreesFew Trees
Migratory Migratory birdsbirds
Reindeer, Reindeer, moosemoose
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TaigaTaigaBoreal forestBoreal forest
Coniferous Coniferous TreesTrees
More Varied More Varied faunafauna
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Deciduous ForestDeciduous ForestTemperateTemperate
SeasonalSeasonalLeaf dropLeaf drop
Varied wildlifeVaried wildlife
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Tropical Tropical RainforestRainforest
Daily rainfallDaily rainfall
Little Little temperature temperature
variationvariation
BiodiverseBiodiverse
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GrasslandsGrasslandsSeasonal Seasonal
temperature temperature variationvariation
Low rainfallLow rainfall
HerbivoresHerbivores
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DesertDesertVery aridVery arid
Day/Night Day/Night temperature temperature
variationvariation
Small animalsSmall animalsreptilesreptiles
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ChaparralChaparralMediterraneanMediterranean
CaliforniaCalifornia
Seasonal rainSeasonal rain
Fire danger in Fire danger in off seasonoff season
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CoastalCoastal
Salt WaterSalt Water
Euphotic Euphotic Zone:Zone:
Most of Most of PhotosynthesiPhotosynthesi
ss
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PelagicPelagic
Open OceanOpen Ocean
Phytoplankton Phytoplankton for for
PhotosynthesisPhotosynthesis
Limited Limited NutrientsNutrients
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Coral ReefCoral Reef
Warm clear Warm clear waterwater
Very Very BiodiverseBiodiverse
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EstuaryEstuarySalt/Fresh Salt/Fresh
water Boundarywater Boundary
Nutrients & Nutrients & SedimentSediment
Tidal Tidal DependanceDependance
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Lakes & PondsLakes & Ponds
Fresh WaterFresh Water
TurnoverTurnover
Lots of Lots of NutrientsNutrients
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Streams & RiversStreams & Rivers
Oxygen Oxygen depleteddepleted
Seasonal Seasonal turnoverturnover
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Hydrothermal Hydrothermal VentsVents
Located at Located at plate plate
boundaries boundaries and hot spotsand hot spots
chemosynthetchemosyntheticic
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Terrestrial SuccessionTerrestrial Succession
Depends on Climate and SoilDepends on Climate and Soil
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Terrestrial SuccessionTerrestrial SuccessionClimax community
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Aquatic Aquatic SuccessionSuccession
EutrophicationEutrophication
Accelerated Accelerated by addition of by addition of
fertilizersfertilizers
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Biome inhabitantsBiome inhabitants
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Interspecific Interspecific InteractionsInteractions
Predator - preyPredator - prey
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PredatorPredator PreyPrey
LargerLarger smallersmaller
Less AbundantLess Abundant More abundantMore abundant
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AdaptationsAdaptations
CamouflageCamouflage
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AdaptationsAdaptations
MimicryMimicry
MonarchMonarch viceroyviceroy
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AdaptationsAdaptations
Startle ColorationStartle Coloration
SwallowtailSwallowtail peacock mothpeacock moth
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AdaptationsAdaptations
Chemical warfareChemical warfare
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Interspecific Interspecific InteractionsInteractions
HostHost ParasiteParasite
Bigger Bigger smaller smaller
Provides home Provides home SpecializedSpecialized
Reproduce Reproduce faster faster
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ParasitismParasitism
Brood ParasitismBrood Parasitism
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ParasitismParasitism
Social ParasitismSocial Parasitism
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ParasitismParasitism
ParasitoidsParasitoids
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ParasitismParasitismPlant ParasitesPlant Parasites
RafflesiaRafflesia
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MutualismMutualismMutually beneficial symbiosisMutually beneficial symbiosis
cooperationcooperation
Oxpecker and impalaAnts and acacia
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MutualismMutualismCoevolution of speciesCoevolution of species
Greater Honeyguide
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ExtinctionExtinctionAlready GoneAlready Gone
Greater Honeyguide
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ExtinctionExtinctionFactors: Low Population DensityFactors: Low Population Density
Amur Leopard
South China Tiger
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ExtinctionExtinctionFactors: Loss of HabitatFactors: Loss of Habitat
Silky Sifafka
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ExtinctionExtinctionFactors: SpecializationFactors: Specialization
Giant Panda
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ExtinctionExtinctionFactors: Human ActivityFactors: Human Activity
Saiga Antelope
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16501650Factors: DeforestationFactors: Deforestation
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18501850Factors: DeforestationFactors: Deforestation
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19261926Factors: DeforestationFactors: Deforestation
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Biodiversity Biodiversity SuccessesSuccesses
DNA Showed Malayan tiger to be a DNA Showed Malayan tiger to be a New subspeciesNew subspecies
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Biodiversity Biodiversity SuccessesSuccesses
Recovery of previously endangered speciesRecovery of previously endangered speciesNow delistedNow delisted
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Biodiversity Biodiversity SuccessesSuccesses
Discovery of new foods and drugsDiscovery of new foods and drugs
Madagascar periwinkle
mangosteens
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Biodiversity Biodiversity SuccessesSuccesses
Sustainable harvestingSustainable harvesting
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Invasive SpeciesInvasive Specieskudzukudzu
Introduced in 1876 as a forage and ornamental plant
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Invasive SpeciesInvasive SpeciesZebra musselsZebra mussels
Accidentally imported
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Invasive SpeciesInvasive SpeciesGypsy MothGypsy Moth
SnailsSnailsDeliberately imported
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Invasive SpeciesInvasive SpeciesScotch BroomScotch Broom
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