Invasive species

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Specieswatch: after escaping a trap, killer shrimp is here to stay
Efforts to contain the non-native invader failed and it has spread all over England and Wales’s waterways

Paul Brown

24, Nov, 2021 @6:00 AM

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‘Like a scene from Arachnophobia’: large Joro spiders invade northern Georgia
Yellow, blue and red spiders, native to east Asia, thriving in warm weather and sending experts scrambling

Adam Gabbatt and agencies

02, Nov, 2021 @1:00 PM

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Survivors or intruders? Rats found on Lord Howe Island despite 22,000 traps and 40 tonnes of bait
About 100 rats have been discovered since a $17m eradication program on the world heritage-listed island but experts say all is not lost

Royce Kurmelovs

25, Oct, 2021 @11:28 PM

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The five biggest threats to our natural world … and how we can stop them
From destructive land use to invasive species, scientists have identified the main drivers of biodiversity loss – so that countries can collectively act to tackle them

Patrick Greenfield and Phoebe Weston

14, Oct, 2021 @12:00 PM

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Kansas boy’s insect entry at state fair wins prize – and triggers federal inquiry
Creature was a dead spotted lanternfly – an invasive moth-like bug that has been causing massive damage to plants in eastern states

Alexandra Villarreal in Austin

15, Sep, 2021 @6:15 PM

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‘Kill it!’ US officials advise no mercy for lanternfly summer invasion
Spotted lanternflies are eating crops of apples, grapes and hops, and destroying native trees such as maple, walnut and willow

Richard Luscombe

24, Aug, 2021 @11:48 AM

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Delta blues: why estuaries are the canaries in the climate crisis coalmine
These fragile ecosystems are where the impacts of the climate crisis are often felt first, say experts

Stephen Burgen in the Ebro delta

02, Aug, 2021 @5:01 AM

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Ryegrass, fire ants and feral cats: major Australian study identifies costliest pests in past 60 years
The study identifies each state’s most economically damaging species and warns costs could rise further without investment

Graham Readfearn

29, Jul, 2021 @5:30 PM

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Invasive species have cost UK at least £5bn since 1970s, study reveals
Financial burden of ‘alien’ animals and plants such as Japanese knotweed and European rabbit is rising, researchers warn

Patrick Greenfield

29, Jul, 2021 @3:00 PM

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World’s feral pigs produce as much CO2 as 1.1m cars each year, study finds
Researchers estimate the invasive species releases 4.9m metric tonnes of greenhouse gas annually by uprooting soil

Donna Lu

19, Jul, 2021 @7:00 PM

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Goldfish dumped in lakes growing to more than 1ft, threatening ecosystems
Minnesota pet owners warned not to release fish into wild, where they wreak havoc on native species

Edward Helmore

12, Jul, 2021 @3:35 PM

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Frankenstein’s monstera: how popular indoor plants go rogue in the Australian bush
Yesterday’s hottest-trending plants have become today’s invasive weeds. Here’s how to prevent history from repeating

Ria Andriani

11, Jul, 2021 @5:30 PM

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