Atmospheric analysis

Visitors to NIWA’s stand at this year’s Fieldays are invited to go diving into the Rotorua lakes—without having to get wet.

An interactive guide to the jellyfish of New Zealand.

With just a few days of autumn left, prolonged warm weather and less rain than normal means some spots across New Zealand are heading for the record books.

New Zealand’s newest citizens like the solitary life, have leopard-like markings, and can each weigh up to 600kg.

Thermal images taken by a NIWA scientist during this year’s aerial survey of South Island glaciers have revealed in extraordinary detail how heat in the surrounding landscape is affecting the ice.

NIWA freshwater scientists are pinning their hopes of solving an age-old mystery on 10 female longfin eels who are about to begin an epic journey to their spawning grounds somewhere in the Pacific Ocean.

Scientists have taken a step closer to predicting marine heatwaves with new NIWA-led research finding a link between their formation and the length of time sea temperatures are warmer than normal.^.

Grant Dalton, CEO of Emirates Team New Zealand, and NIWA CEO John Morgan recently signed an agreement that will see NIWA’s scientists working closely with Emirates Team New Zealand over the next few years.

NIWA researchers are out on Lake Whakatipu for the next week mapping the lake floor for the first time.

Arrowtown may be known for its picturesque autumn scenery, but in winter this tiny Central Otago town has a problem.

Hotspots in the North Island are currently found in Aupouri Peninsula, interior Manawatu-Whanganui, and interior Hawke’s Bay. South Island hotspots are currently found in interior Marlborough, a small area near Christchurch, coastal southern Canterbury, and a portion of Stewart Island.

Part of the world’s largest ice shelf is melting 10 times faster than the overall average and solar-heated waters beneath the ice shelf are to blame, NIWA research has found.