News tagged with earthworms

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Earthworms as nature's free fertilizer

Earthworm presence in the soil increases crop yield, shows a new study that was published this week in Scientific Reports. "This is not unexpected," says Jan Willem van Groenigen, associate professor in the Soil Biology group ...

dateSep 16, 2014 in Environment
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Earthworm invasion: calling all citizen scientists

Interloping earthworms are wiggling and nibbling their way through northern soils, wreaking havoc on local ecosystems. It's an invasion that can be slowed only with help from citizen scientists and other outdoor adventurers, ...

dateJun 24, 2014 in Ecology
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Earthworm invasion

Beavers reshape landscapes with their dams. Wolves control elk populations. Sea otters protect kelp forests by eating sea urchins. These are what ecologists call "keystone" species: critters that control an ecosystem and ...

dateSep 12, 2013 in Ecology
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