Biodiversity is Best

Submitted by Cathy Dykstra

In this inquiry-based unit, the students will learn that conserving and protecting our water supply is crucial after they research the biodiversity of a specific ecosystem and discover that water is necessary for biodiversity and biodiversity is necessary for the health of the planet. Continue reading

SNC1D – FRAMING ECOLOGY: THE IMPACTS OF FOOD PRODUCTION ON ECOSYSTEMS

Students worked in assigned teams (heterogeneous groupings) to research and analyze the impacts of food production on ecosystems, to evaluate the sustainability of our food production and to suggest a direction for future food production both in terms of sustainability and having enough to feed the planet. Continue reading

How Wolves Change Rivers

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable “trophic cascade” occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains in this movie remix.  Thanks to Jesslin of Oakville, Ontario for the suggestion.   Continue reading

Eco-Hunter

Eco hunter

Most schoolyards will have areas on or near them where students can hunt for insects and other living things. Interactions between living and non-living things can also be identified. Natural areas will obviously offer a richer variety of finds, but students may be surprised by the variety of life forms found along fence lines, near drainage grates, etc.

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How Do Squirrels Find Their Nuts?

This is a fascinating look at how squirrels find their buried caches of food.

Published on Feb 25, 2016

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Special thanks to Jason Goldman (@jgold85) for help with this episode!

References:
Jacobs, Lucia F., and Emily R. Liman. “Grey squirrels remember the locations of buried nuts.” Animal Behaviour 41.1 (1991): 103-110.

Delgado, Mikel M., et al. “Fox squirrels match food assessment and cache effort to value and scarcity.” PloS one 9.3 (2014): e92892.