![CO2 symbol in front of a school](/sites/default/files/styles/resource_card_image_360x300_/public/2024-06/2024_Original_CO2IndoorsOutdoors_Bil_ResourceHeader.jpg?itok=DIU5YP4K)
Carbon Dioxide: Outdoors and Indoors
Backgrounders
Learn about the importance of carbon dioxide, its sources and how people control it indoors.
![MOXIE unit](/sites/default/files/styles/resource_card_image_360x300_/public/2024-06/2024_Stock_MOXIE_Bil_ResourceBody.jpg?itok=Pi4rJC-l)
Carbon Dioxide and Space Missions
Backgrounders
Learn about how people control carbon dioxide levels in spacecraft such as the ISS.
![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.
![portait par Mark Simmonds](/sites/default/files/styles/career_image/public/2023-12/Mark%20Simmonds.jpg?itok=Dtmknrqy)
Mark Simmonds
Career Profiles
Marine Surveyor
![White Sturgeon](/sites/default/files/styles/resource_card_image_360x300_/public/2023-12/white-sturgeon_header.jpg?itok=yz-W7YFl)
Conserving British Columbia’s White Sturgeon
Backgrounders
Learn about British Columbia’s White Sturgeon and some of the ways people are working to preserve their habitat.
Michel Leger (he/him/they)
Career Profiles
Hydrographer
![Silhouette of person in front of aurora](/sites/default/files/styles/resource_card_image_360x300_/public/2023-11/aurora-header_GettyImages-510389812.jpg?itok=lvAgTCaV)
Auroras: Spectacular Light Shows
Backgrounders
Learn about auroras - spectacular light shows in the night sky.
![Portrait de Melanie Nadeau](/sites/default/files/styles/career_image/public/2023-01/Melanie%20Nadeau.jpg?itok=rQnK4hzk)
Melanie Nadeau
Career Profiles
Chief Executive Officer
![Earth with thermometer](/sites/default/files/styles/resource_card_image_360x300_/public/2022-01/global-warming-concept-with-earth-and-thermometer.jpg?itok=ZTBJB5IC)
Let's Talk Climate Change: Resources
Backgrounders
Discover a set of resources to give you background knowledge on climate change.
![Daedulus crater on the Moon](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Daedalus_crater_Moon.jpg?itok=FyJgdJAV)
Impact Craters
Backgrounders
Learn about how craters are formed and about some of Canada's impact craters.
![A biodiesel filling station](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/A%20biodiesel%20filling%20station.jpg?itok=Lb9DXgZb)
Introduction to Biofuels
STEM Explained
Learn about biofuels and what makes them a promising alternative to fossil fuels.
![Cars driving through thick smog](/sites/default/files/styles/resource_card_image_360x300_/public/2019-12/cars_driving_through_smog.jpg?itok=oUpI0xvE)
How Vehicles Pollute the Air
Backgrounders
Learn how vehicles affect air quality, including their contribution to smog.
![Flood water with traffic sign submerged.](/sites/default/files/styles/resource_card_image_360x300_/public/2022-04/EMClimateMain.jpg?itok=rA1FfwDT)
Earth Month: Climate Change
Backgrounders
Discover the probable causes, likely effects, and potential ways to mitigate climate change.
![Frothing water](/sites/default/files/styles/resource_card_image_360x300_/public/2022-03/Water-Main.jpg?itok=NLYemVVc)
Earth Month: Water
Backgrounders
Discover the issues surrounding water today, and learn what you can do to help.
![Pier on one of the Great Lakes](/sites/default/files/styles/resource_card_image_360x300_/public/2022-01/Event%20Card%20Template%20-%20STEM%20Storytime%20copy%207.png?itok=RvynpvTC)
Let's Talk Great Lakes Resources
Backgrounders
Discover a set of resources designed to give you good background knowledge on all things Great Lakes!