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Dr David Stevenson

Position: Senior research scientist, Plant & Food Research. Field: Phytochemical antioxidants. David was born in England and attended Wallington High School, near London, where he discovered ...

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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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Explore related activities

Investigating dampness and mould growth

In this activity, students use bread slices to investigate the role of moisture in mould growth. By the end of this activity, students should be able to: discuss the role of moisture in mould ...

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The face of melanoma

In this activity, students examine the lifestyle factors that contribute to skin cancer and prepare information about skin cancer for a child or teenage audience. By the end of this activity ...

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Futures thinking about obesity

In this activity, students use the Futures thinking tool to investigate obesity and the impact it has on the health system. Rights: The University of Waikato Te Whare Wānanga o Waikato Obesity ...

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CITIZEN SCIENCE PROJECT

Etch a Cell – Zooniverse

In this online citizen science (OCS) project, participants analyse electron microscope images taken of a range of biological samples, helping scientists better understand cancer, infectious ...

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CITIZEN SCIENCE PROJECT

Infection Inspection

Help this global project to develop a faster test for antibiotic resistance by looking inside bacteria that have been treated with antibiotics. This will improve healthcare for patients with ...

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CITIZEN SCIENCE PROJECT

Myrtle Rust Reporter

Myrtle rust is a serious biosecurity threat, and help is needed to monitor its spread. This citizen science project aims to gather information on the location, hosts and intensity of this fungal ...

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Explore related PLD

You, me and UV – unit plan

The hole in the layer is a problem for all New Zealanders because it allows greater levels of potentially harmful UV rays to enter the atmosphere. These rays have been found to increase the risk ...

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Planet Earth and Beyond – Soil

Soil – it’s much more than dirt. Soil keeps us alive. Without soil, we would be hungry, thirsty, naked, homeless and breathless. Soils differ from location to location and are a range of colours ...

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Fighting infection, the immune system – unit plan

Our bodies have a defence system against pathogens that make us sick. This defence system is made up of cells, tissues and organs that work together to protect us. It is known as the immune ...

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Free radicals and antioxidants

Plant & Food Research’s Dr David Stevenson explains what free radicals are and how they are produced. He outlines the role of cellular structures called mitochondria in the production of free ...

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Taewa

New Zealanders are a nation of potato lovers. We also have a thriving export market for our potatoes. Unfortunately, the tomato/potato psyllid pest is costing our commercial potato industry ...

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Tāhuri Whenua bringing Māori growers together

Tāhuri Whenua supports Māori growing taewa and other traditional Māori crops such as kūmara and kānga. Regular hui bring the growers together to share information and resources. This is helping ...

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Explore related interactives

Moisture sources in our homes

Common household activities like cooking, cleaning and bathing produce moisture in our homes. Cold, damp houses can have serious effects on our health. Find out what causes moisture and how to ...

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Students working as scientists

Select here for the best view of this interactive timeline. It combines the Rongomai School healthy homes investigation with the nature of science.

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The terrestrial nitrogen cycle

An interactive showing the main components of the terrestrial nitrogen cycle. Select one of the buttons to find out more. Go here to view the full transcript and copyright information.

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