World Water day - 22nd March
The theme for United Nations Water's World Water day in 2025 is 'glacier preservation', emphasizing the need for global action to manage melt water sustainably and reduce emissions, securing vital water resources for the future.
Glaciers are melting rapidly, disrupting water flows and affecting millions through floods, droughts, and rising sea levels. Mitigating climate change and adapting to the loss of glaciers is essential to protect communities and ecosystems.
The resources in this collection include materials on the theme of how sea ice and the oceans are affected by climate change, but also resources on the broader topic of water.
Resources
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Ice cube melt
The video and worksheet set out a measurement challenge for students that can be carried out at home or in school. Students use ice cubes (coloured with food dye to visualise the melting process easily) to represent ice masses found in the sea, freshwater lakes or on land (glaciers.) The ice cubes (of similar...
Salt and ice
What happens when we add a pinch of salt to a lump of ice? This activity provides a chance for children to investigate the phenomenon and to find out how it relates to their everyday lives.
Glaciers and Climate Change
This resource consists of five lessons in which students research the effect of climate change on glaciers. The overall learning objectives for the lessons are: * To understand the definition of a glacier * To understand what glacier mass balance means (what inputs mass and what are the outputs) * To understand how...
This series of resources have been created to highlight to pupils the importance of water in society. The water cycle activity introduces pupils to the concept of the water cycle and the science involved, whilst 'How much water do we waste?' is an investigation where pupils measure the volume of water used when...