Micrometeorologist Christian Stiegler

A Greenhouse Gas Emissions Scientist with the National Institute of Water and Atmospheric Research (NIWA), Dr
Christian Stiegler is a pākehā scientist focussed on climate change. Born in Austria, Christian is relatively new to
Aotearoa, having moved to the country in October 2023. In conversation with NZASE science communicator,
Sneha Pillai, Christian shares his journey and learnings as a micrometeorologist.

Read More

Hydrogen-fuelled vehicles

To meet the issues of climate change we need to find alternative vehicle fuels that emit less carbon. Hydrogen-fuelled transport is gaining momentum in Aotearoa New Zealand (ANZ). In collaboration with iwi, we are making green hydrogen, trialling its use in heavy vehicles and researching aspects of a hydrogen-fuelled future. Mike Stone investigates.

Read More

Atmospheric rivers

Recent intense rainfall in the South Island is due to atmospheric rivers (ARs) siphoning warm, moist air from the tropics. Atmospheric rivers are a key feature of Aotearoa/New Zealand’s climate, and as climate change effects intensify, events like these may become worse. Mike Stone (Pākehā) explains what we know about ARs in Aotearoa/New Zealand, and Mere Manning (Kahungunu ki te Wairoa) looks at tohu predicting weather.

Read More