Brianna Lummerding
Career Profiles
Agronomic Innovation Manager
Let's Talk Food Resources
Backgrounders
Discover a set of resources curated to get you ready to discuss sustainable agriculture and food security.
Types of Chemical Reactions
Backgrounders
Learn about the four main types of chemical reactions.
Introduction to Lakes & Ponds
Backgrounders
Learn about the geology, chemistry and ecology of lakes and ponds.
Pollinators are Important!
STEM Explained
Insects and other animals that are pollinators of plants play an important role in ecosystems.
The Dirt on Soil Conservation
STEM Explained
If I asked you to name a few things that all life on the planet couldn’t live without you could probably come up with some good answers, but I bet you’d never think to say dirt.
The Solutioneers Week 5: Chemical Bonding
Interactives
This week's episodes and hands-on activity explore some cool chemistry!
Pamela Livingston
Field Biologist
Why Do Apples Turn Brown After You Cut Them?
STEM Explained
Has your fresh juicy apple turned an unsightly brown? Learn about the redox reaction behind the transformation.
What is Acid Rain?
STEM Explained
Acid rain is any precipitation that has an unusually low pH. It can be rain, snow, fog, etc. But what is a low pH and why is this a problem?
How can chemistry help you take care of your teeth?
STEM Explained
What are your teeth made up of? What chemistry is at work in your mouth? Why do some people get cavities even if they brush regularly?
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 are the effects of acid rain on rocks?
Hands-on Activities
Learn about the chemical reaction that happens between acid rain and limestone.
What happens when acids and bases mix?
Hands-on Activities
Learn about acid-base reactions. Make you own pH indicator and test it with different solutions.
What are curds and whey?
Hands-on Activities
It starts with curds and whey! Explore the basic chemistry behind making cheese in this hands on activity.