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(Click for frequent words.) 73 greenhouse gas concentrations 68 atmospheric CO2 levels 67 carbon dioxide concentrations 66 CO2 concentrations 66 atmospheric carbon dioxide 65 atmospheric CO2 64 ppmv 64 GHG concentrations 62 atmospheric CO2 concentration 62 atmospheric CO2 concentrations 61 atmospheric methane 60 greenhouse warming 59 ocean acidity 59 gigatonnes 59 atmospheric CO 58 warmings 58 species extinctions 58 anthropogenic greenhouse gas 58 anthropogenic emissions 57 ozone depletion 57 Kharecha 56 radiative forcing 56 glacier shrinkage 56 Keeling Curve 55 Le Quéré 55 forcings 55 #.#C #.#F [003] 55 ppm CO2 55 anthropogenic greenhouse gases 55 anthropogenic CO2 emissions 55 sulfate aerosols 55 Atmospheric CO2 55 interglacial periods 54 2oC 54 sulphate aerosols 54 glacial interglacial 54 sunspot activity 54 surface temperatures SSTs 54 #.#C [004] 54 deglaciation 54 Carbon dioxide concentrations 54 Eemian 54 tropospheric ozone 54 Palaeocene Eocene Thermal Maximum 54 tropical troposphere 53 anthropogenic warming 53 glacial melting 53 anthropogenic 53 solar irradiance 53 oceanic circulation 53 anthropogenically 53 terrestrial biosphere 53 glaciations 53 produced Friedlingstein 53 manmade CO2 emissions 52 glacial interglacial cycles 52 anthropogenic carbon dioxide 52 interglacial period 52 planetary warming 52 anthropogenic climate 52 ppbv 52 extinctions 52 mammal extinctions 52 midlatitudes 52 interglacial 52 mid latitudes 52 2C #.#F 52 gigatons 52 manmade greenhouse gases 52 paleoclimatic 51 Little Ice Age 51 ° C warmer 51 mass extinctions 51 GtC 51 Greenhouse gasses 51 alpine glaciers 51 aerosol concentrations 51 cosmic ray intensity 51 thermohaline circulation 51 atmospheric circulation 51 axial tilt 51 anthropogenic CO2 51 gaseous pollutants 51 stratospheric ozone depletion 51 preindustrial levels 51 upper troposphere 50 Younger Dryas 50 teragrams 50 N2O emissions 50 climate modellers 50 invisible odorless tasteless 50 Medieval Warm Period MWP 50 climatic variability 50 hydrological cycle 50 phosphorus concentrations 50 gigatonne 50 #.#oC [001] 50 Eric Rignot 50 harmful ultraviolet UV radiation 50 Corinne Le Quere 50 degree Centigrade 50 #.#C warmer 50 stratospheric ozone 50 SSTs 50 anthropogenic aerosols 50 Atlantic Multidecadal Oscillation AMO 50 cosmic ray flux 50 #ppm CO2 50 poleward 50 Rossby waves 49 seawater pH 49 stabilizing atmospheric concentrations 49 Stefan Rahmstorf 49 icesheets 49 tropopause 49 degree Fahrenheit 49 Gerald Meehl 49 Greenhouse gases 49 #ppm [001] 49 Anthropogenic 49 Last Glacial Maximum 49 ocean acidification 49 El Ninos 49 polar caps 49 Rignot 49 acidic oceans 49 Greenland Ice 49 Ocean acidification 49 planet habitability 49 Appy Sluijs 49 airborne pollutant 49 supervolcanoes 49 thermal inertia 49 Greenland icesheet 49 solar minima 49 climate alarmists 49 Ice Ages 49 degrees Celsius above preindustrial 49 Carbon dioxide CO2 49 Corinne Le Quéré 49 nitrogen oxides carbon monoxide 48 isotope ratios 48 exosphere 48 nitrous oxide N2O 48 IPCC AR4 48 Orjan Gustafsson 48 Zeebe 48 carbon dioxide CO ² 48 C# atmospheric concentrations 48 teleconnections 48 #.#C above 48 Great Oxidation Event 48 heatwaves droughts floods 48 seafloor sediments 48 springtime ozone 48 tropospheric 48 El Niños 48 #.#C #.#C 48 chlorine monoxide 48 Gigatonnes 48 decadal scale 48 hydrologic cycle 48 climate modelers 48 Medieval Warm Period 48 glacial retreat 48 Cryogenian 48 phytoplankton blooms 48 Greenland ice 48 temperature gradients 48 sun irradiance 48 Rahmstorf 48 Permian extinction 48 ozone O3 48 methanogenesis 48 coccolithophores 48 glacial melt 48 aerosol particles 48 floods heatwaves droughts 47 atmospheric aerosols 47 atmospheric ozone 47 terrestrial ecosystems 47 manmade greenhouse gas 47 sunspot cycle 47 gigatonnes Gt 47 Carbon dioxide emissions 47 degrees above preindustrial 47 Le Quere 47 fluorinated gases 47 global warming 47 climate forcings 47 preindustrial temperatures 47 Dr Raupach 47 heat trapping greenhouse 47 acidification 47 interglacials 47 amplifying feedbacks 47 Carbon dioxide CO2 emissions 47 permafrost melts 47 neutrino mass 47 dustier stormier atmosphere 47 IPCC Intergovernmental Panel 47 tailpipe gases 47 nitrogen deposition 47 deep convective clouds 47 mass extinction 47 reactive nitrogen 47 fissure eruption 47 mid Pliocene 47 emitting greenhouse gases 47 geological timescales 47 sunspot numbers 47 Arctic oscillation 47 troposphere 47 mesosphere 47 biogeochemical cycles 47 floods droughts heatwaves 47 degree Celsius 47 chlorophyll concentrations 47 Amundsen Sea 47 Antarctic ozone 47 hotter summers 47 interannual variability 47 Saturn auroras 47 preindustrial times 47 ozone concentrations 47 bottomhole pressure 47 relative humidities 47 adiponectin levels 46 sulfur isotope 46 Southern Oscillation 46 salinities 46 dangerous anthropogenic interference 46 Snowball Earth 46 droughts heatwaves 46 Climatic Optimum 46 nitrous oxides NOx 46 Antarctic stratosphere 46 carbonyl sulfide 46 Gerald Meehl senior 46 Jevrejeva 46 nitrous oxides 46 longwave radiation 46 magnetotail 46 heat trapping carbon dioxide 46 GHGs 46 Antarctic glaciers 46 Cow burps 46 acidifying 46 greenhouse gases 46 geosynchronous orbit reached 46 #.#C [002] 46 Earth axial tilt 46 potent greenhouse gas 46 Species extinction 46 mountain glaciers 46 nonfasting triglycerides 46 stratospheric ozone chemistry 46 melt glaciers 46 polar icecap 46 anthropogenic CO 46 albedo 46 Wm -2 46 pika habitat 46 magnetic substorms 46 Medieval Warming 46 X ray pulses 46 warmer wetter winters 46 tropospheric temperature 46 photochemical reactions 46 atmospheric moisture 46 anomalously warm 46 ozone layer depletion 46 epidemic Sassi 46 Paleocene Eocene Thermal Maximum 46 SOx emissions 46 Earth Overshoot Day 46 bosonic 46 serum calcium 46 serum phosphate 46 Mud volcanoes 46 disappearing glaciers 46 permafrost melting 46 abundances 46 icecaps 46 meteoritic material 46 volcanic aerosols 46 heat trapping pollutants 46 solar nebula 46 auroral activity 46 runaway greenhouse 46 Fine particulate 46 carbon dioxide methane 46 hydrosphere 46 latitudes 46 Paleoclimate 46 halogenated gases 46 dissolved inorganic 46 degrees Fahrenheit warmer 46 thyrotropin levels 46 Pierre Friedlingstein 45 Schladow 45 heatwaves floods 45 polar regions 45 Younger Dryas cold 45 methemoglobin 45 ghg emissions 45 hydroxyl radical 45 Titan smoggy 45 nitrogen oxides emitted 45 uric acid levels 45 sulfate aerosol 45 oxidized phospholipids 45 Nitrogen oxides 45 Min Temp #.# 45 nitrification 45 droughts floods storms 45 heat trapping greenhouse gases 45 aerosols 45 CHAIRMAN CONNAUGHTON Well 45 ozone depleting gases 45 coolings 45 Ozone depletion 45 isotope fractionation 45 hurricane landfalls 45 carcinogenic polycyclic aromatic hydrocarbons 45 icecap 45 photosynthetic organisms 45 thermometer readings 45 explosive eruptions 45 CO -2 45 El Nino periodic 45 Venusian atmosphere 45 atmospheric pollutants 45 climatic variations 45 ultra violet radiation 45 coral calcification 45 acidifying oceans 45 Global Warming Potential GWP 45 #.#-#.# degrees Fahrenheit [002] 45 plankton blooms 45 Atlantic thermohaline circulation 45 Antarctic ice 45 Min temp 45 carbon dioxide 45 Warmer oceans 45 Vertical wind shear 45 permafrost thaw 45 satellite altimetry 45 glaciers retreating 45 atmospheric 45 Behrenfeld 45 methane CH4 45 Arctic permafrost 45 icesheet 45 calcifying organisms 45 galaxy formation 45 nitrous oxide emission 45 GHG reductions 45 #mn b d 45 waterbird populations 45 Kim Carstensen WWF 45 lipoprotein Lp 45 substorm 45 Arctic ozone depletion 45 Permian Triassic 45 ozone depleting compounds 45 Carbon dioxide 45 megafires 45 CHD mortality 45 kyr 45 degree centigrade 45 earths surface 45 El Nino Modoki 45 serum homocysteine 45 2ppm 45 temperatures 45 decadal 45 Noah Diffenbaugh 45 chlorine peroxide 45 oxidized mercury 45 greenhouse gases GHGs 45 Canadell 45 2 MeV electron 45 Serum calcium 45 Medieval Warming Period 45 glacial cycles 45 Toba eruption 45 GHGs emitted 45 radiometric measurements 45 paleoclimate 45 Serreze 45 primitive meteorites 45 volcanic eruptions 45 SO2 emissions 45 La Nina occurs 45 di GMP 45 Tropical deforestation 45 Warmer seas 45 heatwaves floods droughts 45 sulphate particles 45 atmospheric circulations 45 upwellings 45 tectonic plate movements 44 warm interglacial 44 Anthony Barnosky 44 boreal regions 44 Simone Tilmes 44 supersymmetric particles 44 ENSO 44 GCRs 44 sheet Summerhayes 44 isoprene 44 methane concentrations 44 preindustrial 44 Anthropocene 44 Nature Geoscience journal 44 Planetary Change 44 methane clathrates 44 lithosphere 44 greenhouse gasses 44 oC 44 degrees Celsius #.#F [001] 44 CO -2 emissions 44 interannual 44 elemental abundances 44 mcg dL 44 methyl chloroform 44 eruptive activity 44 airglow 44 galactic cosmic rays 44 subglacial lakes 44 glacier retreat 44 glaciers melt 44 permafrost thaws 44 floods droughts 44 La Ninas 44 Concentrations 44 temperate zones 44 carbonate ion 44 total solar irradiance 44 equatorial Pacific Ocean 44 degrees Centigrade #.#F 44 Halifax Weather Overcast 44 non fasting triglycerides 44 NSIDC 44 geological epoch 44 Jarraud 44 meteorite bombardment 44 glycosylated hemoglobin HbA1c 44 multi decadal 44 polar latitudes 44 volcanism 44 pHs 44 Harmful algal blooms 44 Govindasamy Bala 44 coral reef degradation 44 Type Ia supernova 44 Cumbre Vieja 44 amphibian declines 44 permafrost degradation 44 deplete ozone 44 mid tropospheric 44 climatologists 44 El Nino warming 44 electron density 44 tectonic uplift 44 amplification Zwally 44 X ray binaries 44 phytoplankton populations 44 melting glaciers 44 Jonathan Overpeck 44 heat trapping greenhouse gas 44 polar icecaps 44 C4 grasses 44 Noctilucent clouds 44 advection 44 Indian Ocean Dipole 44 phytoplankton biomass 44 anthropogenic interference 44 CFCs chlorofluorocarbons 44 Kyoto Protocol obliges 44 spherically symmetric 44 heat trapping gases 44 nitrogen oxide NOx emissions 44 Nitrogen oxide emissions 44 Telomere shortening 44 General Michel Jarraud 44 carbon dioxide nitrous oxide 44 temperate regions 44 Particulate emissions 44 polar ice 44 Pliocene 44 mantle plumes 44 μg dL 44 upwelling currents 44 earths 44 water vapor 44 KT boundary 44 droughts floods heatwaves 44 El Chichon 44 albumin excretion 44 cosmic neutrinos 44 permafrost 44 combustion byproducts 44 wetter winters 44 Jupiter moon Io 44 PANHANDLE Temperatures 44 above preindustrial levels 44 biogenic 44 carbondioxide emissions 44 Prochlorococcus 44 solar corona 44 CO ² 44 ppm 44 oceanic currents 44 Nighttime lows 44 melting icebergs 44 Weiqing Han 44 Alaskan glaciers 44 Industrialised countries 44 floods heatwaves 44 dynamical processes 44 Late Paleozoic 44 isotherms 44 glaciers 44 Alfven waves 44 urinary excretion 44 Milankovitch 43 ocean basins 43 isotopic variations 43 SPICAM 43 interstellar clouds 43 Gabriel Vecchi 43 Siberian Traps 43 hydrogen sulfide ammonia 43 manmade global warming 43 Stratospheric ozone 43 Copenhagen Diagnosis 43 galactic alignment 43 sedimentary layers 43 Jellyfish swarm northward 43 hydrocarbons carbon monoxide 43 radiocarbon 43 volcanic plume 43 greenhouse gases GHG 43 emitting fossil fuels 43 stabilize atmospheric concentrations 43 Neanderthal genome sequence 43 isotherm 43 Shakhova 43 Fasting glucose levels 43 missing baryons 43 thermal equilibrium 43 crustal thickness 43 Kelvin -# 43 extrasolar 43 degrees Fahrenheit above preindustrial 43 downwelling 43 respirable suspended 43 irradiance 43 normal LLN 43 Climatic Change 43 heat trapping 43 sealevel 43 geoid 43 galactic disk 43 carbon isotopes 43 atmospheric oceanic 43 humans Homo sapiens 43 SST anomalies 43 heatwaves droughts 43 ozone particulate matter 43 Elevated concentrations 43 heat trapping emissions 43 paleoclimatology 43 tropical latitudes 43 gigaton 43 polar mesospheric clouds 43 carbonate globules 43 ozone depleting chemicals 43 glaciers melted 43 antiparticle 43 Bill Chameides 43 Explosive eruptions 43 antineutrinos 43 X ray emission 43 supernovae 43 carbon monoxide nitrogen oxides 43 Holocene epoch 43 Alpine glaciers 43 Robert Corell 43 observationally 43 Malte Meinshausen 43 CO ² emissions 43 Type Ia supernovas 43 RBP4 43 perfluorocarbons PFCs 43 baseline FEV1 43 storms floods droughts 43 carbon dioxide CO2 43 Velicogna 43 intrinsic brightness 43 martian atmosphere 43 Aiguo Dai 43 La Nià ± 43 WASP #b 43 El Niño Southern Oscillation 43 CO2 emission reductions 43 lipoprotein cholesterol 43 Muons 43 eastern equatorial Pacific 43 Brenda Ekwurzel climate 43 Nitrogen dioxide 43 Klekociuk 43 Fresher barometers however 43 gyres 43 Earth biosphere 43 nitrogen oxide NOX 43 microevolution 43 Dr Canadell 43 Kilimanjaro glaciers 43 humidex values 43 Martian permafrost 43 cometary impacts 43 sulfate particles 43 Greenland glaciers 43 Endocrine disruptors 43 nitrogen fixation 43 crop yields 43 severe droughts 43 galaxy redshift 43 flood basalts 43 IPCC 43 kilopascals 43 AR Ravishankara 43 nucleosynthesis 43 oxygen isotopes 43 El Nino Southern Oscillation 43 Jakobshavn Isbrae 43 Glacial melt 43 Bio SNG 43 metabolite concentrations 43 observable phenomena 43 gamma ray emission 43 volcanic activity 43 worsening droughts 43 coral bleaching 43 landfalling hurricanes 43 Rubisco 43 monotonically 43 mantle convection 43 Tailpipe emissions 43 Milankovitch cycles 43 MDG4 43 electric dipole 43 Mt CO2e 43 elastic moduli 43 biogenic emissions 43 Himalayan Glaciers 43 atmospheric ozone layer 43 inorganic mercury 43 emmission 43 Heart Laser RenalGuard 43 multidecadal 43 Dr van Ommen 43 undulating plateau 43 crustal rocks 43 2degC 43 epigenetic changes 43 sulfuric dioxide 43 private forecaster Meteorlogix 43 microvolts 43 Domoic acid neurotoxin 43 vertical wind shear 43 warming gases 43 subtropical oceans 43 0C #F 43 sulfur dioxide SO2 43 coronal heating 43 sulfur dioxides 43 BLLs 43 volcanic quakes 43 thyroid hormone levels 42 Coulomb blockade 42 benthic foraminifera 42 explosive volcanism 42 Hydrogen sulphide 42 N2O 42 marine sediments 42 global warming gasses 42 Gravitational waves 42 molten lava flowing 42 GZK cutoff 42 electromagnetic phenomena 42 Fram Strait 42 Omar Baddour 42 FTE staffing 42 concentrations 42 periodicities 42 bacterial genomes 42 sterile neutrino 42 dimethyl sulfide 42 predator prey dynamics 42 landmasses 42 CO2 42 excrete methane 42 ° Celsius 42 oxide hydrofluorocarbons perfluorocarbons 42 degrees Fahrenheit 42 orbital eccentricity 42 Thawing permafrost 42 droughts heatwaves floods 42 Subduction zones 42 cyclones droughts 42 hydrothermal activity 42 subtropical regions 42 heat trapping gases emitted 42 equilibration 42 Melting glaciers 42 Luterbacher 42 Climatologists 42 nitrogen oxides NOx emissions 42 floods droughts mudslides 42 NCAR scientist Gerald Meehl 42 Shorted shares 42 climate change 42 ENSO cycle 42 Pseudo nitzschia 42 glacial ice 42 -# degrees centigrade [001] 42 multi decadal signal 42 CO2 CH4 42 WMO 42 subduction zones 42 supercooling 42 soot particulates 42 Late Ordovician 42 carbondioxide 42 author Gregg Marland 42 Nifty PCR OI 42 supermoons 42 stratospheric aerosols 42 climatological 42 particulate matter nitrogen oxides 42 Fomalhaut b 42 polyaromatic hydrocarbons 42 equatorial latitudes 42 hydrochlorofluorocarbons HCFCs 42 serum potassium 42 H#N# virus replicates 42 thermonuclear reactions 42 dewpoints 42 particulate matter emitted 42 comet orbit 42 chloride concentrations 42 HM Cancri 42 hydrofluorocarbons HFCs 42 nighttime lows 42 meteorite impacts 42 warming 42 Schmittner 42 retreating glaciers 42 glacial shrinkage 42 odorless colorless gas 42 cTnT levels 42 midlatitude 42 sunspot cycles 42 cirrus clouds 42 chemical reactivity 42 subsurface ocean 42 geosphere 42 Extinctions 42 abiogenesis 42 hydroxyl radicals 42 International Geosphere Biosphere 42 Theoretical calculations 42 thawing tundra 42 Global warming 42 Palaeocene Eocene thermal 42 -# ° C. [002] 42 AR4 42 W/m2 42 coastal upwelling 42 Sumatra Andaman earthquake 42 metallicity 42 Haber Bosch 42 Climate Impact 42 ecological footprints 42 luminous galaxies 42 matter antimatter asymmetry 42 isostatic rebound 42 oceans 42 Eocene epoch 42 BAU scenario 42 Gamma rays 42 Acidification 42 osmium 42 Pleistocene Ice Age 42 Mass Extinctions 42 Brahmaputra Jamuna 42 methane burps 42 carbonate minerals 42 GOSAT 42 equatorial Pacific 42 silicate dust 42 glaciers melting 42 melt Himalayan glaciers 42 methane clathrate 42 ferroelectricity 42 Phytoplankton 42 Sulfur Dioxide 42 Oligocene epoch 42 Higgs particle 42 ozone layer 42 supercomputer simulations 42 heatwaves 42 ultrashort pulses 42 polar vortex 42 homochirality 42 Climate Change UNFCC 42 optical wavelengths 42 Intergovernment Panel 42 argon atoms 42 Industrialized nations 42 ascorbate 42 harmful algal bloom 42 disintegrations 42 Professor Hoegh Guldberg 42 SO2 sulfur dioxide 42 sulfur hexafluoride SF6 42 nitrotyrosine 42 Jay Lawrimore chief 42 #.#C #.#F [004] 42 fermion 42 winged snowboarder 42 vitamin D metabolites 42 superheavy elements 42 Ordovician extinction 42 thermosphere 42 monsoon rainfall 42 anti dsDNA antibodies 42 annealing temperature 42 º Fahrenheit 42 heat indicies 42 sub glacial lakes 42 phytoplankton bloom 42 cryovolcanism 42 asteroid impacts 42 Laptev Sea 42 element osmium 42 CryoSat mission 42 extrasolar worlds 42 PBDE concentrations 42 degrees Celsius 42 GHG emission reductions 42 hydrofluorocarbon HFC 42 SO2 emission 42 Yearly suicides 42 Kyoto Protocols 42 cosmic rays 42 geoneutrinos 42 Max Temp 42 Newton Cheh 42 Martian atmosphere 42 perfluorocarbons 42 WS CRDS 42 glaciological 42 serum BDNF 42 Jeager Junior 42 Amstrup 42 -# degrees Fahrenheit [002] 42 magnetic reconnection 42 Freight TSI 42 biogeochemical processes 42 hypervelocity star 41 SFRP1 41 Pacific decadal oscillation 41 burning fossil fuels 41 Rh proteins 41 Doppler shifts 41 Czech Hydrometeorological Institute 41 poleward shift 41 Kyoto signatories 41 Schellnhuber 41 noble gases 41 Bette Otto Bliesner 41 Ken Caldeira 41 sunspots 41 moon gravitational pull 41 Indian climatologist Rajendra 41 Straneo 41 bleachings 41 Francesca Dominici 41 commensal bacteria 41 Ulysses spacecraft 41 Stephan Singer 41 AGW theory 41 Caspar Ammann 41 Marika Holland 41 marine phytoplankton 41 bioavailable iron 41 Professor Ove Hoegh 41 inundate coastal 41 RealFeel ® temperatures 41 melting permafrost 41 Kyoto Accords 41 Co2 emissions 41 tectonic stresses 41 fluxes 41 albedo feedback 41 geomagnetic activity 41 molten magma 41 magnetopause 41 greenhouse emissions 41 PAH compounds 41 Forage availability 41 megadroughts 41 picosecond 41 barometric pressures 41 iron fertilization 41 trophic levels 41 dewpoint temperature 41 serum creatinine levels 41 NOX emissions 41 trans palmitoleate 41 Replikin Count 41 quantum oscillations 41 emissons 41 Bedritsky 41 endothermic 41 greenhouse gas emissions 41 glacier melts 41 Kyoto protocol expires 41 NASA satellites orbiting 41 atmospheric chemistry 41 decarbonization 41 Siple Dome 41 boreal ecosystems 41 colder drier 41 unburned hydrocarbons carbon monoxide 41 Dispersants contain 41 phytoplankton 41 climatic 41 Marijuana potency 41 Hubbert curve 41 Remortgage approvals 41 cryosphere 41 thawing permafrost 41 Siberian Arctic 41 Propane propylene inventories 41 nucleons 41 Greenhouse Gases GHG 41 reionization 41 AB Aurigae 41 sulfuryl fluoride 41 Hoeppe 41 palmitoleate 41 supernova explosions 41 equatorial regions 41 anthropogenic global warming 41 Luthcke 41 storminess 41 tiny single celled 41 Interglacial 41 Jay Zwally 41 Dhanu Rashi 41 Himalayan river basins 41 cyclonic circulations 41 Hadean 41 ectotherms 41 substorms 41 Celsius #.#F 41 colorless odorless poisonous 41 clathrates 41 PM#.# exposure 41 cratons 41 ozone 41 carbon isotope ratios 41 Priyamvada Natarajan 41 La Niñas 41 microplastics 41 AEO# reference case 41 biosignature 41 cloud condensation nuclei 41 superfluids 41 glaciation 41 mmHg millimeters 41 emitting carbon dioxide 41 Brigham Grette 41 sulfur oxides nitrogen oxides 41 supercontinent 41 Genetic mutations 41 isotopic compositions 41 hurricanes Landsea 41 automobile tailpipes 41 Agulhas Current 41 wavefunction 41 Harvati 41 Korty stressed