Disclaimer: The forecasts offered in this page draw upon modified Copernicus Climate Change Service Information [2022] (C3S, https://climate.Copernicus.eu). There is inherent uncertainty in ...

Methane (CH₄) is New Zealand’s most significant greenhouse gas, making up over 50% of the country’s emissions, primarily from farmed livestock and waste facilities. Unlike CO₂, methane is more potent ...

Pressure One of the main things we have to watch to understand the weather is the presence of low and high pressure. Areas with low pressure are usually associated with bad weather. If an area has low ...

NIWA collects and generates as part of its Climate Station Network observational data in “10 min” format (data reported in 10 minute intervals).

This lesson will explore the use of Māori environmental indicators [tohu] to anticipate local weather and climate conditions.

This research project is developing an energy-efficient, net-zero-emission process for wastewater denitrification.

Download a shorter version of this lesson in PowerPoint or as a PDF or continue below to see the lesson in full. The summer of 2019-20 was the driest on record for much of Auckland. Summer 2017-18 was ...

Weather tells you what to wear each day, while climate tells you what types of clothes to have in your closet.

A New Zealand-led team has completed the fullest investigation to date into January’s eruption of the underwater Tongan volcano. Hunga-Tonga Hunga-Ha'apai (HT-HH) emitted the biggest atmospheric ...

Cyclone Gabrielle - Hawkes Bay. NIWA's Jochen Bind surveying stop banks to assess flood water levels and stop bank breaches. The team also looked at what may have happened if the world was even hotter ...

NIWA’s annual end-of-summer snowline survey has revealed continued loss of snow and ice for New Zealand’s famous glaciers.

Microbes - such as those living in wetlands, landfills or the digestive tracts of livestock – are behind unprecedented spikes in methane emissions.