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Tag Archives: Invasive

Allergy effects of invasive weeds “underestimated”

Image rights Prof. Heinz Müller-Schärer Scientists say the impact of the invasive ragweed plant on human health could be “seriously underestimated” across Europe. Allergies from ordinary ragweed (Ambrosia artemisiifolia) affect around 13.5 million people in Europe, according to their study. This leads to healthcare costs worth EUR 7.4 billion per year. However, the authors say that the plant could be …

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Poor water conditions drive invasive snake heads ashore

Snake head side. Picture credits: Noah Bressman The largest fish that migrates ashore, the insatiable northern snakehead, will flee to sour, salty, or carbon dioxide-rich water – important information for the future management of this invasive species. Snake heads eat native species of fish, frogs and crabs and destroy the food web in some habitats. You can survive up to …

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Snakeheads: Georgia encourages anglers to kill invasive fish, breathe air, and survive on land for days

12th October 2019 / 1:05 pm / CBS / AP Georgia warns residents against invasive fishing Lawrenceville, Georgia – The Georgian Ministry of Natural Resources has a message for anglers: If you catch a northern snake head, kill it immediately. Northern snakeheads are invasive fish that can breathe air and survive for days on land. An angler recently reported that …

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Invasive Monster Tumbleweeds bury us

The Air Force clears tumbleweeds in 2014 in Clovis, New Mexico. US Air Force / Senior Airman Ericka Engblom Tumbleweeds may look soft and fluffy from a distance, but strike one with your car and you'll quickly learn how woody, prickly and mean they really are. Just look at what happened when Victorville, California, was buried under tumbleweeds in 2018. …

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Invasive new species are here to stay

Commands of Cannon Air Force Base, N.M., remove tumbleweeds from a residential area in Clovis, N.M., 2014. Photo credit: US Air Force / Senior Airman Ericka Engblom A new breed of giant tumbleweed predicted to die will not only stay here, but probably expand its territory. The species, Salsola ryanii is significantly larger than any of their parent plants, which …

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Florida's famous palm trees threatened by invasive diseases

Florida's iconic palms are attacked by a deadly disease that turns them into dried chips within months, and there is no chance that they'll recover if they've become ill in just over a decade of a minor infestation Florida's Gulf Coast has become an almost nationwide problem. Tens of thousands of palm trees have died from the bacterial disease, and …

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