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Personal UV Dosimeters
NIWA has developed personal UV dosimeter badges to support studies relating UV exposure to human health. -
Common hydrological terms
Education ResourceDescriptions of the common terms that explain the processes that occur in hydrology. -
Layers of the atmosphere
Education ResourceThe atmosphere is comprised of layers based on temperature. These layers are the troposphere, stratosphere, mesosphere and thermosphere. -
Tonga volcano “afterglow” causes dazzling skies in Antarctica
Media release06 June 2017Antarctica is experiencing stunning skyscapes like those recently seen in New Zealand, thanks to the afterglow effect from the Tongan volcano. -
Storms and cyclones
Education ResourceCommon questions about storms and cyclones in New Zealand. -
Climate change, global warming and greenhouse gases
Climate data and common terms explaining the causes and effects of climate change. -
What do 'carbon neutral' and 'carbon footprint' mean?
A carbon neutral activity is one that has a carbon footprint of zero. -
What are greenhouse gases?
Greenhouse gases are atmospheric gases that intercept long-wave (mainly infrared) radiation emitted from the Earth's surface. -
What is ocean acidification?
Education ResourceOcean acidification is the name given to the lowering of pH of the oceans as a result of increasing carbon dioxide (CO2) in the atmosphere. -
What are ppm and ppb?
PPM and PPB are units used in atmospheric chemistry to describe the concentration of gases.