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ARTICLE

Human impacts on marine environments

Throughout human existence we have relied on the oceans – for food, as a waste dump, for recreation, for economic opportunities and so on. However, it’s not only our activities in the marine ...

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ARTICLE

Native frogs

Frogs are vertebrates and belong to the class Amphibia. They are the only amphibians naturally occurring in New Zealand. All frogs have delicate, semi-permeable skin that allows them to absorb ...

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ACTIVITY

Threats to biodiversity

In this activity, students research three aspects of biodiversity loss – direct species loss, habitat loss and pests and weeds. By the end of this activity, students should be able to: discuss ...

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ARTICLE

Insects and forest ecosystems

Our native forests – ngahere – have complex ecosystems. Within the wider ecosystems are smaller ecosystems, such as the one formed around honeydew. Honeydew is a sweet, sticky substance produced ...

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ARTICLE

Kiwifruit plagued by Psa

A bacterial disease called Pseudomonas syringae pv actinidiae (Psa) has been plaguing New Zealand's kiwifruit industry. The bacteria were discovered in a Te Puke orchard in early November 2010 ...

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ARTICLE

Biodiversity

Biodiversity is the number and variety of organisms found within a specified geographic region. New Zealand’s native biodiversity is unique, born of long isolation as small islands in a vast ...

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ARTICLE

Threats to native reptiles and amphibians

All of our reptiles and amphibians are fully protected by law. It is illegal to collect skinks and geckos, and you need a special permit to keep them in captivity. This includes any skinks and ...

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ARTICLE

Amazing ryegrass

Ryegrass is an important food for cattle, but it is also a favourite food of competing insects. Can biological control offer a solution? What's so special about ryegrass? Ryegrass is an important ...

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ARTICLE

Fisheries in New Zealand – timeline

Fishing is a very important industry in New Zealand, and we have one of the largest territorial waters in the world. This timeline provides a look at some of the historical aspects of fisheries ...

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ARTICLE

Psa-resistant kiwifruit

Research by Plant & Food scientists is aiming to breed kiwifruit cultivars that show resistance to the pathogen Psa. Listen to this RNZ audio, Psa-resistant kiwifruit, recorded in 2012 ...

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ARTICLE

New Zealand Subantarctic Islands group

The Auckland Islands are often described as a hotspot of biodiversity, with a wide variety of seabirds, invertebrates and marine mammals and a range of hardy plants. There are five New Zealand ...

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ARTICLE

Combating kiwifruit Psa

Scientists around New Zealand have been working on how to combat the highly virulent pathogen Pseudomonas syringae pv. actinidiae (Psa) – a bacterial disease that has been plaguing the kiwifruit ...

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ARTICLE

Our Land and Water National Science Challenge

Farming is a way of life in New Zealand – about half the country’s land is used for primary production. New Zealand Trade and Enterprise reports that New Zealand-grown produce feeds over 40 ...

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ARTICLE

Biocontrol

Biological control or biocontrol is the use of one organism to control the numbers of another. Unwanted or introduced species can have a huge impact on New Zealand’s environment, and native flora ...

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ARTICLE

Saving reptiles and amphibians – introduction

New Zealand’s native species evolved in isolation from other regions for millions of years after the last land bridge to Gondwana was lost. Birds and insects dominated our ecosystems, and the ...

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ARTICLE

Investigating frog disease

New Zealand has 4 species of native frogs that are all endemic. All 4 are threatened with extinction. A major focus of the amphibian research at the University of Otago is how to save these ...

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ARTICLE

Saving reptiles and amphibians – timeline

This timeline provides look at some of the historical aspects of saving our reptiles and amphibians, the impacts on them by humans and our conversation efforts in New Zealand. 1200–1300 - Kiore ...

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