Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

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    Homeward bound

    The Louisville Seamount Chain VME Voyage is now completed and we are on the long steam home, made challenging due to the weather. What happened to those sunny calm days we experienced on most of the voyage?
  • Ice divers

    A specialist dive team venture under the Antarctic sea ice to work on an ocean acidification experiment, and they bring back some breath taking video of the environment along the way.
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    New Zealand facing greater weather extremes: international report

    News article
    New Zealand will get hotter, have more heavy rainfalls, and experience more days when the fire risk is extreme, the latest international report on climate change impacts reveals.
  • Ocean acidification and warming

    Research Project
    Acidification of the world’s oceans from rising atmospheric carbon dioxide levels reduces the availability of carbonate required by some marine organisms to build shells and skeletons, and potentially affects their ability to maintain existing structures.
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    Media advisory: climate change report

    Media release
    Journalists are advised that the latest report from the Intergovernmental Panel on Climate Change (IPCC) is to be released in Yokohama, Japan at 1pm (NZ time) on Monday, 31 M
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    International honour for NIWA scientist

    News article
    NIWA scientist Cliff Law was today awarded the prestigious 2013 Hutchinson Medal, by the International Institute of Chemical Engineers.
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    Statistical calculators

    Online statistics tools, including a detection calculator, a kappa calculator and a Lin's concordance calculator are now accessible as Python 3.x code stored in Github.
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    Measuring seawater chemistry on the Louisville Ridge

    Ocean chemistry is changing rapidly due to the influx of carbon dioxide to the atmosphere, largely from human activities including the combustion of fossil fuels.
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    NIWA flying helikite during balloon fiesta

    News article
    Among the colour and spectacle of this week's Wairarapa Balloon Fiesta will be a small but crucial flying contraption known as a helikite.
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    Scientists discover how low a fish can go

    News article
    Rarely seen fish caught in the Kermadec Trench have enabled scientists to better understand just how deep fish can survive in the ocean.
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    Sampling seamounts

    In this post we look at the tools we are using to undertake our survey of the seamounts on our voyage to the Louisville Seamount Chain.
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    Seafloor life on the Louisville seamounts

    The NIWA Deep Towed Imaging System (DTIS) enables us to capture video and still images of sea life on the ocean floor.