Showing results for: Earth & Environment

By studying lake mud, scientists can go back in time to a lake’s natural state. This helps them understand how human activity and environmental change have impacted the lake over time.

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As a research scientist, my job is to discover and study plant diseases that affect agricultural plants. Our ultimate goal is to reduce their impact on our ability to grow abundant and safe food.

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I help develop, implement and track green initiatives at the manufacturing facility where I work.

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This Featured Topic has resources on many different aspects of radiation, from the types of radiation we are exposed to naturally on Earth to the radiation astronauts experience in space.

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Learn about what chemicals make tomatoes taste good and how researchers are using genetics to understand how we can make grocery store tomatoes taste great again. (4:12 min.)

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As technology develops and the world’s population grows, people need more and more energy. Meanwhile, scientists are getting more and more interested in renewable energy sources, like biofuels.

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What's tasty, abundant and high in protein? Bugs! You may feel icky about munching on insects, but they feed about 2 billion people each day. They also hold promise for food security and the environment. (4:51 min.)

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You might think that crop farming is a sophisticated activity that only humans do. But ants are crop farmers too!

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In April 2016, three Let’s Talk Science outreach sites worked together to send a helium balloon to the edge of space. It was the first time that volunteers from the University of Guelph, McMaster University and the University of Toronto Mississauga had participated in the the National High Altitude Balloon Experiment.

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Mussels filter food out of the water with their gills. That makes them a great tool for testing water quality.

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