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 makes soil hard and compacted?
Hands-on Activities
Explore how walking on soil changes how water soaks into the ground and why that matters to gardeners and farmers.
What is Ocean Warming and Why Does It Matter?
STEM Explained
Oceans absorb the greatest amount of solar radiation on Earth. Ocean warming can lead to glaciers melting and ocean acidification.
What is the Greenhouse Effect?
Hands-on Activities
Explore the greenhouse effect and learn about the impacts it can have on the environment.
Weather: Cumulus Clouds
Picture Collections
5 images of cumulus clouds that are white, puffy clouds with a flat base at mid level and are often associated with fair weather
Weather: Snow
Picture Collections
10 images of some snowflake crystals and some winter scenes with snow
Weather: Stratus Clouds
Picture Collections
5 images of stratus clouds that cover a wide horizontal layer in the sky at low level and are often associated with rain or drizzle
What are Carbon Offsets?
STEM Explained
Can carbon offsets help you reduce your environmental footprint, practice sustainable living and fight climate change?
What are Greenhouse Gases?
Backgrounders
This backgrounder explains what greenhouse gases are and how they contribute to climate change.
What are the Pros and Cons of Ethanol Biofuel?
STEM Explained
Biofuels like ethanol might help fight climate change. But they can contribute to food insecurity and greenhouse gases in ways that might surprise you.
What causes ocean currents?
Hands-on Activities
Create a model of ocean currents and learn how currents are formed.
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!
Tools: Weather Instruments
Picture Collections
15 images of various instruments such as rain gauges, wind vanes and weather satellites used to inform us about the weather
We Use a Lot of Plastic
STEM Explained
What are microplastics? How are plastics polluting aquatic ecosystems?
Weather: Cirrus Clouds
Picture Collections
5 images of cirrus clouds that are wispy or feather-like clouds at high level, made of ice crystals and may indicate an approaching storm