In a rush? Click here to skip to printing the free learning activity! Maybe you’ve studied a little ecology and come across the terms “food chain” and “food web.” Both help ecologists explain the ways that energy from food travels through an ecosystem. In this post, we will dive into the differences between food chains […]
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If you flip over a few rocks in the shallow water at any healthy pond or stream, you’re sure to see a few aquatic insects! Many aquatic insects are the larvae or nymphs of well-known flying insects, like dragonflies and mayflies! They begin their lives in the water, then emerge from the surface of the […]
In a rush? Skip directly to download the learning activity for this post! In part one of this two-part post on the water cycle, we learned how the water cycle makes life possible for land-dwelling plants and animals, including humans. The water cycle provides the constant source of freshwater that we need to survive. The […]
In the Rocky Mountains, tree line is around 11,000 to 12,000 feet (3,350 to 3,650 meters) above sea level! Tree line means the elevation where conditions are too harsh for trees to grow, due to low temperatures, high winds, or other environmental factors. For humans, traveling above tree line while hiking, skiing, or mountaineering is […]
