Water & Atmosphere 32, May 2025

The May 2025 edition of NIWA's flagship publication, Water & Atmosphere.

The May 2025 edition of NIWA's flagship publication, Water & Atmosphere.

Also available as a PDF document: Water & Atmosphere, May 2025 [3.9 MB] and a digital Issuu publication:

In this issue

  • Forest bridge

    Capturing the forest’s breath

    Deep in the Raukūmara forest, a scientist learns how air and soil interact, what that means for the trees – and New Zealand. Mia Blyth reports.
  • clam survey

    Unwanted guests

    They’re the worst kind of visitors – destroying everything in their path and then refusing to leave. Susan Pepperell goes beyond the surface and reveals how NIWA’s experience, ingenuity and continually evolving technology is leading New Zealand’s aquatic biosecurity fightback.
  • Zoe Buxton

    Scientists and the art of collaboration

    Researchers will go to the ends of the earth for answers. Here’s some who have done just that.
  • Haku

    Dining out on the very versatile Haku kingfish

    Three chefs, one restaurant and a banquet. Ryan Willoughby reports.
  • Computer abstract

    New supercomputer boosts AI capabilities

    NIWA’s science and forecasting operations are so demanding that they literally wear out our supercomputer every six to seven years.
  • RV Tangaroa

    Master at work

    RV Tangaroa’s new master is a Samoan family man with the sea in his blood. Ryan Willoughby meets the man who set his sights on the top.
  • NIWA is researching methods of creating turfs of aquatic plants for restoration of freshwater environments.

    Forget the red carpet, roll out the biodegradable matting

    A project to grow aquatic plants on mats and shift them to degraded lakes has shown promising results.
  • Advances in hazard and forecasting science

    We have a once-in-a-generation opportunity to ensure our science sector leads the world in delivering value, impact and opportunity, says NIWA Chief Executive John Morgan