Hannah Kessenich busts ozone hole myths
For World Ozone Day, the University of Otago asked Hannah what people misunderstand about the ozone hole. The short answer: almost everything.
Catalyst: Seeding award to build a partnership with NASA JPL
A two-year Catalyst: Seeding project pairs Tuwhiri's photonic sensor with a flight-proven JPL microwave spectrometer, aimed at measuring stratospheric water vapour.
Tuwhiri at the EGU General Assembly in Vienna
Florian Sedlmeir and Hannah Kessenich presented the programme's photonics and atmospheric science work to around 20,000 geoscientists.
Millimeter-Wave Atmospheric Radiometry via Nonlinear Optical Upconversion
The monitoring of the Earth’s atmospheric composition requires very sensitive satellite-based measurements that detect the thermal radiation emitted in the millimeter-wave and …
A novel diagnostic metric for quantifying Antarctic ozone hole dynamics
For the next several decades, the Antarctic ozone hole will remain an annual phenomenon. As concentrations of stratospheric chlorine gradually decrease, so will the severity of …
Quantifying the contribution of transport to Antarctic springtime ozone column variability
Abstract. Quantifying chemical and dynamical drivers of Antarctic ozone variability remains important as stratospheric chlorine levels gradually reduce and the ozone hole recovers …
Tuwhiri Programme Kick-off Meeting
Three days in Dunedin bringing the whole programme team together for the first time, and the occasion on which the name Tuwhiri was given.