Pollution | Earth Sciences New Zealand | NIWA

On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

View images of pollution and sources of pollution.

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Starlight Over Granity. Credit Dave Allen.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cowsin Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Wetland Cows in Wairarapa Waterway. Credit Dave Allen NIWA.
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Baring Head Clean Air Monitoring Station. Credit Dave Allen NIWA.
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Baring Head Clean Air Monitoring Station. Credit Dave Allen NIWA.
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Baring Head Clean Air Monitoring Station. Credit Dave Allen NIWA.
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Hutt Valley Air Pollution. Credit Dave Allen NIWA.
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Cows in Kapiti Stream. Credit Dave Allen NIWA.
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Ngaurunga Gorge Pollution. Credit Dave Allen NIWA.
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Ngaurunga Gorge Pollution. Credit Dave Allen NIWA.
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Ngaurunga Gorge Pollution. Credit Dave Allen NIWA.
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Ngaurunga Gorge Pollution. Credit Dave Allen NIWA.
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Auckland University student Huimin Lin carrying a “PTrak” particle counter. Credit Ian Longley NIWA.
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Auckland University student Huimin Lin carrying a “PTrak” particle counter. Credit Ian Longley NIWA.
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Waiwhetu Stream Pollution. Credit Dave Allen NIWA.