![Air conditioner and plant](/sites/default/files/styles/resource_card_image_360x300_/public/2024-06/2024_Stock_AirConditionerPlant_Bil_ResourceHeader.jpg?itok=KAF0Wpna)
Humidity: Outdoors and Indoors
Backgrounders
Learn about the importance of humidity, its sources and how people control it indoors.
![Anuj Sharma with sculpted dragon head in background](/sites/default/files/styles/career_image/public/2023-05/Anuj%20Sharma.jpg?itok=2CwNcNg6)
Anuj Sharma (he/him)
Career Profiles
Science Demonstrator
![Himalayan mountains](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/himalayan_mountains.jpg?itok=KwbHH7Iy)
Continental Drift and Plate Tectonics
Backgrounders
Learn about the Theories of Continental Drift and Plate Tectonics and discover what happens when plates collide!
![Balanced stones on a pebble beach](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/balanced-stones-on-a-pebble-beach.jpg?itok=Vxun13WW)
What are rocks?
Backgrounders
Learn about the types of rocks, the rock cycle, and weathering and erosion.
![Geologists with seismograph](/sites/default/files/2023-01/Seismograph.jpg)
How can you build your own seismograph?
Hands-on Activities
Build your own seismograph using common household materials.
![The three RADARSAT Constellation Mission spacecraft](/sites/default/files/styles/resource_card_image_360x300_/public/2022-01/Image-of-the-RADARSAT-Constellation.jpg?itok=gIL9hYzz)
7 ways Satellites Help Fight Climate Change
Backgrounders
Discover 7 ways satellite Earth observation helps fight climate change.
![Waves and rocks](/sites/default/files/styles/resource_card_image_360x300_/public/2021-12/rock-and-water-picture.jpg?itok=Ad5gZOoY)
The World of Ocean Currents
Backgrounders
Learn about oceans and ocean currents and how they are being impacted by climate change.
![White water rafting on the Fraser River in British Columbia](/sites/default/files/styles/resource_card_image_360x300_/public/2020-12/white-water-rafting-on-the-fraser-river.jpg?itok=ou_sM1-M)
Introduction to Rivers & Streams
Backgrounders
Learn about the physical geography, chemistry and ecology of rivers and streams.
![Jean Paquin outside](/sites/default/files/styles/career_image/public/2020-12/Jean%20Paquin%20RTA-web.jpg?itok=9XAoLiFz)
Jean Paquin
Water Resources Analyst Engineer at Rio Tinto
![Volcanologists looking at glowing lava](/sites/default/files/styles/resource_card_image_360x300_/public/2020-10/scientists-looking-at-glowing-lava.jpg?itok=VYIAfCcm)
Career Exploration : Volcanologist
Lessons
Students construct a model of a volcano and explore the career of a volcanologist.
![Assortment of minerals](/sites/default/files/styles/resource_card_image_360x300_/public/2022-10/assortment%20of%20minerals.jpg?itok=Gaty1qjV)
All About Minerals
Backgrounders
Learn about the characteristics and uses of minerals.
![Why is rain not salty?](/sites/default/files/2019-08/why-is-rain-not-salty.jpg)
Why is rain not salty?
Hands-on Activities
Make a model of the water cycle and find out how water moves around on planet Earth.
![What are the best materials to use for cleaning water?](/sites/default/files/2019-08/what-are-the-best-materials-to-use-for-cleaning-water.jpg)
What are the best materials to use for cleaning water?
Hands-on Activities
Water is a precious natural resource. What happens if it gets polluted? Learn how water can be cleaned with this hands-on activity?
![Aerial of Gas well Marcellus Shale Formation in northern West Virginia](/sites/default/files/styles/resource_card_image_360x300_/public/2020-01/Aerial-of_gas_well.jpg?itok=tjnKvzRe)
What is Fracking?
STEM Explained
The fracking process gets natural gases out of rocks. This process can have effects on freshwater, water quality and even earthquakes!
![Water](/sites/default/files/styles/resource_card_image_360x300_/public/5617.jpg?itok=csETRJXO)
The Water Cycle
Picture Collections
1 diagram illustrating the water cycle