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	It's the sun
	Climate's changed before
	There is no consensus
	It's cooling
	Models are unreliable
	Temp record is unreliable
	It hasn't warmed since 1998
	Ice age predicted in the 70s
	We're heading into an ice age
	Antarctica is gaining ice
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Latest Posts

• Working out future sea level rise from the past
• Could climate shifts be causing global warming?
• What the IPCC and peer-reviewed science say about Amazonian forests
• The role of stratospheric water vapor in global warming
• Lessons from the Monckton/Plimer debate
• Guest post in Guardian on microsite influences
• The upcoming ice age has been postponed indefinitely
• Peer reviewed impacts of global warming
• On the reliability of the U.S. Surface Temperature Record
• The chaos of confusing the concepts
• The IPCC's 2035 prediction about Himalayan glaciers
• Two attempts to blame global warming on volcanoes
• What does Solar Cycle Length tell us about the sun's role in global warming?
• 2009 - 2nd hottest year on record while sun is coolest in a century
• Where did global warming go? Here's where...
• Why does CO2 lag temperature?
• 1998 DIY Statistics
• What ended the Little Ice Age?
• Is the airborne fraction of anthropogenic CO2 emissions increasing?
• A visual deconstruction of a skeptic argument
• Skeptical Science housekeeping: Translations and Comments Feed
• Could CFCs be causing global warming?
• 1998 is not the hottest year on record
• Predicting future sea level rise
• Skeptical Science housekeeping: Twitter and double-posts
• Hockey sticks, 'unprecedented warming' and past climate change
• Understanding Trenberth's travesty
• What happened to the evidence for man-made global warming?
• Can you make a hockey stick without tree rings?
• The hockey stick divergence problem

Archives

Skeptic Arguments sorted by taxonomy

• It's not happening

  • Temp record is unreliable
    • Hockey stick is broken
      • Tree ring proxies diverge from temperature after 1960
    • Urban Heat Island effect exaggerates warming
    • 1934 - hottest year on record
    • It's microsite influences
  • It's cooling
    • Oceans are cooling
    • It hasn't warmed since 1998
    • It's freaking cold!
      • December 2009 saw record cold spells in Eurasia and USA
    • Global temperatures dropped sharply in 2007
  • Ice isn't melting
    • Antarctica is gaining ice
    • Glaciers are growing
    • Greenland is gaining ice
    • Arctic icemelt is a natural cycle
  • CRU emails suggest climate conspiracy
    • Trenberth can't account for the lack of warming
  • There is no consensus
    • Naomi Oreskes' study on consensus was flawed
    • IPCC does not represent a scientific consensus
      • IPCC were wrong about Himalayan glaciers disappearing in 2035
      • IPCC made false predictions about Amazon rainforests
    • Al Gore got it wrong
    • Less than half of published scientists endorse global warming
  • Sea levels aren't rising (much)

• It's not us

  • There's no empirical evidence that humans are causing global warming
  • Climate's changed before
    • Medieval Warm Period was warmer
    • Greenland was green
    • We're coming out of an ice age
    • CO2 has been higher in the past
    • It's just a natural cycle
    • It's a climate regime shift
  • There's no correlation between CO2 and temperature
    • It cooled mid-century
    • CO2 lags temperature
    • It warmed before 1940 when CO2 was low
    • CO2 measurements are suspect
    • The CO2 effect is saturated
    • CO2 effect is weak
    • It's CFCs
    • CO2 is not increasing
  • It's the sun
    • It's cosmic rays
    • Solar Cycle Length proves its the sun
    • The sun is getting hotter
    • Water levels correlate with sunspots
    • Solar cycles cause global warming
  • Other planets are warming
    • Neptune is warming
    • Mars is warming
    • Jupiter is warming
    • Pluto is warming
  • It's the ocean
    • It's El Niño
    • It's Pacific Decadal Oscillation
  • CO2 is not the only driver of climate
    • It's aerosols
    • It's ozone
    • It's methane
    • It's land use
    • It's albedo
    • It's satellite microwave transmissions
    • Volcanoes emit more CO2 than humans
      • A drop in volcanic activity caused warming
    • Water vapor is the most powerful greenhouse gas
      • Water vapor in the stratosphere stopped global warming
  • Humans are too insignificant to affect global climate
    • Human CO2 is a tiny % of CO2 emissions
  • Models are unreliable
    • Climate is chaotic and cannot be predicted
    • Ice age predicted in the 70s
    • If scientists can't predict weather, how can they predict long term climate?
    • There's no tropospheric hot spot
      • Satellites show no warming in the troposphere
  • Extreme weather isn't caused by global warming
    • Hurricanes aren't linked to global warming
  • Mt. Kilimanjaro's ice loss is due to land use

• It's not bad

  • Global warming is good
  • We're heading into an ice age
  • Polar bears are increasing
  • Greenland ice sheet is stable
  • CO2 is not a pollutant
  • Climate sensitivity is low
  • Animals and plants can adapt to global warming
  • Sea level rise predictions are exaggerated