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New data released today by LAWA (Land, Air, Water Aotearoa) shows that while air quality continues to improve in many parts of New Zealand, winter remains a period of elevated health risk. There is particular concern for towns where smoke from home heating becomes trapped near the ground during cold...

Today marks the release of the Groundwater National Picture 2023 by Land, Air, Water Aotearoa (LAWA), offering an updated glance into the state of New Zealand's vital groundwater resources.

Regional and unitary council monitoring data reveals New Zealand's air quality has improved since the introduction of the National Environmental Standards for Air Quality in 2005. However, an update to the LAWA Air Quality topic to also compare particulate matter concentrations in towns and cities a...

This World Environment Day the UN is calling on countries to come together to beat air pollution. In New Zealand, monitoring results collated by Land, Air, Water Aotearoa (LAWA) show air quality has improved over the past 10-years, but there is still more that communities and households can do to pr...

Two new reports on nutrients that can support algal growth in the Waikato and Waipa rivers indicate some potentially positive developments for protecting and restoring water quality in the region.

New Zealanders can now monitor air pollution in 150 locations throughout the country with just a click of a mouse.

From today, people can access information about the health of estuaries locally and across the country using a new topic on the LAWA website that makes results from regional and unitary council monitoring programmes freely available.

Discussion around the state of water quality in New Zealand is not short of an opinion or two. Yet when it comes to the science, we’re surprisingly quiet.

Discussion around the state of water quality in New Zealand is not short of an opinion or two. Yet when it comes to the science, we’re surprisingly quiet.

With summer under way, Otago Regional Council (ORC) has begun its annual recreational water quality monitoring at 17 Otago sites.

The Land, Air, Water Aotearoa (LAWA) project has today published updated water quality results for around 3,500 rivers, lakes, estuaries, and groundwater sites. Project scientists say the data are gold for the thousands of people working on freshwater improvement across the country.

The LAWA project is part of a wider programme to improve environmental monitoring and reporting in New Zealand. As the project and technology has evolved, so have opportunities to generate and share more information. We now publish an annual River Water Quality National Picture Summary of state, and...