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You are here: Home / Archives for invasive species

invasive species

Increasing Biological Invasions

June 1, 2017 By EarthWise

Increasing Biological Invasions https://earthwiseradio.org/wp-content/uploads/2017/06/EW-06-01-17-Increasing-Biological-Invasions.mp3

Invasive species have been a problem for quite some time.  Over the years, we have grappled with – among other things – invasive plants from Japan, zebra mussels from eastern Europe, and Asian fungus that kills off ash trees in our forests.

[Read more…] about Increasing Biological Invasions

A Helpful Invader

April 5, 2017 By EarthWise

A Helpful Invaderhttps://earthwiseradio.org/wp-content/uploads/2017/03/EW-04-05-17-A-Helpful-Invader.mp3

Invasive species are a great concern for the health and stability of ecosystems.  They are defined as plants, animals or pathogens that are non-native to the ecosystem under consideration and whose introduction causes or is likely to cause harm.  It is that latter consideration that isn’t always obvious.

[Read more…] about A Helpful Invader

Wiping Out Wildlife

December 1, 2016 By Nationally Produced Shows

Wiping Out Wildlifehttps://earthwiseradio.org/wp-content/uploads/2016/12/EW-12-01-16-Wiping-Out-Wildlife.mp3

According to a new report from the World Wildlife Fund, the world’s animal populations have suffered widespread population declines in the last half century.  And thousands of species are now scrambling to survive. 

[Read more…] about Wiping Out Wildlife

Are All Invasive Species Bad?

April 8, 2016 By Nationally Produced Shows

Are All Invasive Species Bad?https://earthwiseradio.org/wp-content/uploads/2016/03/EW-04-08-16-Are-All-Invasives-Bad.mp3

The conventional wisdom is that invasive species are bad news and we constantly hear about the dangers of foreign plants and animals moving into new territories.

[Read more…] about Are All Invasive Species Bad?

Fungal Diseases And Wildlife

February 18, 2016 By Nationally Produced Shows

Fungal Diseases And Wildlifehttps://earthwiseradio.org/wp-content/uploads/2016/02/EW-02-18-16-Fungal-Diseases-and-Wildlife.mp3

Since the late 1990s, there has been an unprecedented global wave of virulent fungal infections that has been decimating whole groups of animals from salamanders and frogs, to snakes and bats.

[Read more…] about Fungal Diseases And Wildlife

Mosquito Migration

September 22, 2015 By EarthWise

Mosquito Migration

tiger-mosquito

https://earthwiseradio.org/wp-content/uploads/2015/09/EW-09-22-15-Mosquito-Migration.mp3

Globally, there are more than 3,000 mosquito species, with around 150 native to the U.S. To many listeners – a mosquito is a mosquito.  But depending on the species that bites you, mosquitoes can be a nuisance or a public health threat.

[Read more…] about Mosquito Migration

Missing Monarchs

August 17, 2015 By EarthWise

monarch

https://earthwiseradio.org/wp-content/uploads/2015/07/EW-08-17-15-Missing-Monarchs.mp3

We have talked about monarch butterflies before. The orange and black butterflies are often used in school lessons about insect ecology. Monarch caterpillars forage exclusively on milkweed; in the process they acquire foul-tasting chemicals that ward off predators. In late summer, monarchs living in the Eastern U.S. migrate to overwintering grounds in Mexico.

[Read more…] about Missing Monarchs

Watch Out For This Weed!

August 14, 2015 By EarthWise

giant hogweed

https://earthwiseradio.org/wp-content/uploads/2015/07/EW-08-14-15-Giant-Hogweed.mp3

Weeds are the bane of many a gardener’s or landscaper’s existence.  They sprout up, uncontrolled and unwelcome, and must be tediously managed time and again. But some weeds are more than a nuisance – they rise to the level of a public health hazard. Such is the case with giant hogweed.

[Read more…] about Watch Out For This Weed!

Hate starlings? Blame Shakespeare!

May 24, 2012 By EarthWise

Starling

[audio:http://wamcradio.org/EarthWise/wp-content/uploads/2012/04/EW-05-24-12-Starlings.mp3|titles=EW 05-24-12 Starlings]

Invasive species get to the Unites States in a variety of ways: zebra mussels arrived in the holds of ships from Europe. Many invasive insects have hitched a ride on wood shipping pallets or plants destined for the horticultural trade. Multiflora roses were brought from Asia as an attractive erosion control measure. [Read more…] about Hate starlings? Blame Shakespeare!

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