![International Space Station in the rays of the Sun](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/international-space-station-in-the-rays-of-sun.jpg?itok=XvahdQ2K)
Temperature on Earth and on the ISS
Backgrounders
Temperature is an important part of life on Earth and life in space. This backgrounder explains what temperature is, how it affects people and how it is controlled on the International Space Station.
![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
![Sunrise Sunrise](/sites/default/files/styles/resource_card_image_360x300_/public/Perth_sunrise.jpg?itok=zGCNcEx1)
Sun: Sunrise
Picture Collections
5 images of scenes showing various sunrises
![Radiation shielding garment on the International Space Station](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/ISS_radiation_shield_garment.jpg?itok=iWfQ6aCb)
Radiation and Human Space Exploration
STEM Explained
One of the greatest hazards that humans in space face is cosmic radiation. Learn what cosmic radiation is, why it's dangerous, and ways that we are looking at protecting humans in deep space.
![Ship in Arctic waters](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Ship_in_Arctic_waters.jpg?itok=vAnbppZZ)
Reaching the Arctic
STEM Explained
How will arctic ice melt from climate change affect exploration, scientific research and geopolitics?
![Students looking bored in class](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Students_looking_bored_in_class.jpg?itok=Wr5c_zOj)
Is There Too Much Carbon Dioxide in Your Classroom?
STEM Explained
Did you know that too much carbon dioxide in the classroom can affect your body, and even your grades?
![A forest damaged by pine beetles](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/pine-beetle-damage-forest.jpg?itok=rD_omerz)
How Do Introduced Species Affect Ecosystems and the Economy?
STEM Explained
When a species ends up outside of its natural zone, the consequences on other species, ecosystems and human industries can be severe. Climate change and human activities can introduce species into new zones.
![How does rain become acidic?](/sites/default/files/2019-08/how-does-rain-become-acidic.jpg)
How does rain become acidic?
Hands-on Activities
Learn how to make a pH indicator and test water samples.
![Green walls in Harvard University](/sites/default/files/styles/resource_card_image_360x300_/public/2020-05/Green_wall_Harvard_University.jpg?itok=_ivWsw8S)
Green Walls
STEM Explained
Green walls use plant processes to improve air quality in buildings.
![Narwhals, polar bears and other common Arctic animals swim in the Arctic waters. Image © id-work, iStock](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/5755.jpg?itok=CVjIdhgO)
How are Arctic Animals in Canada Affected by Climate Change?
STEM Explained
Arctic animals have evolved to thrive in harsh arctic ecosystems, but the environmental footprint created by climate change is affecting their survival.
![Cartoon aircraft in flight](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Aircraft_in_flight.jpg?itok=MlDYQ0_o)
Cosmic Radiation and Aviation
Backgrounders
Learn how people came to understand the source of cosmic radiation, as well as how this radiation impacts those who work in and travel on airplanes.
![Screen capture from the video “Dealing With Asteroids and Other Space Hazards”](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Asteroids_and_space_hazards.jpg?itok=dCFoyV24)
Dealing with Asteroids and Other Space Hazards
STEM Explained
Find out how asteroids, space debris, and cosmic radiation can be dangerous, and how to monitor them and protect ourselves from these space hazards.
![Measuring Changes To A Glacier Measuring Changes To A Glacier](/sites/default/files/styles/resource_card_image_360x300_/public/Scientists_measuring_the_terminus_of_Grinnell_Glacier_%284428358942%29.jpg?itok=n0YBXgJE)
Careers: Climatologist
Picture Collections
5 images of some work related to the scientific study of climate such as using instruments to measure changes in climates
![Reporting The Weather Reporting The Weather](/sites/default/files/styles/resource_card_image_360x300_/public/Meteorologist-Reporting-Weather.jpg?itok=dOl3KpeK)
Careers: Meteorologist
Picture Collections
4 images of some work that a meteorologist might do such as forecasting the weather and analyzing clouds