Just as we have essential needs for our growth, plants also have essential needs for their survival. These include: sunlight air water nutrients appropriate temperature. As long as plants have ...
Farming is an economic venture – farmers work the land to gain an income. Many New Zealand farmers have an interest in preserving and enhancing the land for future generations. In order to ...
A glacier is a large quantity of ice formed from snow that has accumulated and been compacted over a long period of time. About 70% of the Earth’s freshwater resource is stored in glacial ice ...
In this activity, students read online articles related to fire in Antarctica and discuss why fire is a big hazard there. Rights: The University of Waikato Te Whare Wānanga o Waikato Scientist in ...
Large snow events in most parts of New Zealand are uncommon. However, if you are in the South Island or the central North Island, this citizen science project could be a great one for your ...
The Planet Four online citizen science project is designed to assist planetary scientists to identify and measure features on the surface of Mars that don’t exist on Earth. Help is needed to ...
About 70% of Earth’s surface is covered by water. It is found just about everywhere and is the only naturally occurring substance on Earth existing in solid, liquid and gas states. Water is ...
Water has unusual properties that make it different to other liquids. It is the only common substance that is naturally found as a solid (ice), liquid (water) or gas (water vapour). Water has the ...
There are many interacting systems that make up the Earth, many of which are dynamic. These notes discuss the importance of understanding the concept of systems with emphasis on the water cycle ...
Dr Ross Monaghan from AgResearch at Invermay in Otago talks about fertilisers – what they are and why they are used on farms. Point of interest: Ross talks about using a nutrient budget for ...
Dr Ross Monaghan from AgResearch at Invermay in Otago talks about various practices that can be employed to manage nutrient losses from becoming a problem on farmland.
This animation shows how snow on the ground is rounded and compacted, sealing off pores between the grains, trapping atmospheric gases. Snow that survives one melting season is called firn ...
This slideshow explains what precipitation is and how clouds form. Use the Slideshow menu for further options, including view full screen, and go here for the download option.
Water in the Earth system is influencing all aspects of life on Earth. Pathways, storage, transfers and transformations have an effect on the global climate and human welfare. Within this ...
Dr Candida Savage explains the clues she collects in estuaries and fiords, to understand how changes in land use affect these environments.
