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  • Invasive Alien Species (150)

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News Headlines
#124445
2020-03-02

How to help red squirrels fight back against invasive greys – with DNA sequencing

The red squirrel is the UK’s only native squirrel species. Unfortunately, they are now a very rare sight across Britain and Ireland, thanks to widespread destruction of their native forests, combined with competition from the larger grey squirrel – an invasive species introduced from North Ameri ...

News Headlines
#132210
2021-12-17

How to scare an invasive fish? A menacing robot predator.

The mosquitofish is wreaking havoc on native Australian marine life. In a new study, scientists tried to frighten it with a look-alike of its natural foe.

News Headlines
#118824
2018-11-07

How we wiped out the invasive African big-headed ant from Lord Howe Island

The invasive African big-headed ant (Pheidole megacephala) was found on Lord Howe Island in 2003 following complaints from residents about large numbers of ants in buildings.

News Headlines
#120035
2019-02-20

Iconic Australian national park "decimated" by invasive toads: expert

CANBERRA, Feb. 20 (Xinhua) -- Biodiversity in Australia's iconic Kakadu National Park has been "decimated" by invasive cane toads, a leading expert has warned.

News Headlines
#128808
2021-05-25

In India, extreme climate events may aid the spread of alien species in biodiversity hotspots

Degrading quality of natural water bodies and rivers, coupled with climate change impacts, could set the stage for alien (invasive) species to take root, multiply and alter aquatic flora and fauna in biodiversity hotspots, warned scientists, documenting alien fishes in the Western Ghats.

News Headlines
#132226
2021-12-20

In Punjab, sacred forests are shrinking due to encroachments and invasive species

Better documentation of the flora and fauna in the groves and traditional practices can help in conserving biodiversity in the green pockets, say experts.

News Headlines
#126048
2020-12-07

Insect invaders threaten Rome's iconic pines

Rome's majestic umbrella pines are as much part of the landscape as the ruins and cobbled streets, but they are under threat from a tiny insect invader—the pine tortoise scale.

News Headlines
#123286
2019-12-05

Interview: New Zealand manages pretty but invasive "pest plant" Russel lupin: official

WELLINGTON, Dec. 5 (Xinhua) -- It is time for the blossom of Russel lupins in New Zealand's South Island, which is a well-known tourism attraction at this time of the year.

News Headlines
#121198
2019-05-24

Invading earthworms could turn boreal forests from carbon sponge into carbon polluter

Cindy Shaw, a carbon-research scientist with the Canadian Forest Service, studies the boreal forest — the world’s most northerly forest, which circles the top of the globe like a ring of hair around a balding head.

News Headlines
#121055
2019-05-14

Invasion of the stink bugs: how a tiny insect roils global communities

A stinky bug eating its way through the economy of an agricultural region in Eastern Europe stands as a stark example of how climate change creates opportunities for pests and havoc for farmers.

News Headlines
#126683
2021-01-26

Invasive Alien Birds May Threaten Himalayan Biodiversity in Coming Decades: Study

Alien birds are spreading across southeast Asia and could reach India—either due to escaping captivity or after being intentionally released, report researchers from the University College London (UCL).

News Headlines
#123035
2019-11-18

Invasive Alien Species: Protecting Nigerian oceans’ll boost economy, shipping trade

With a coastline of 852 kilometres bordering the Atlantic Ocean in the Gulf of Guinea and a maritime area of over 46,000 km2, 80 per cent of transport trade in Nigeria is done through the seas.

News Headlines
#123181
2019-11-29

Invasive American brackish water mussel appears in India

While out on routine coastal surveys this past summer, a group of researchers noticed something odd.

News Headlines
#123307
2019-12-06

Invasive Animals Pose “Deep and Immediate Threat” to U.S. National Parks, Study Finds

More than half of all U.S. National Parks are overrun with invasive animal species, such as rats, pythons, and feral hogs, according to a new study published in the journal Biological Invasions.

News Headlines
#122013
2019-08-27

Invasive Pacific pink salmon found in Scottish rivers

Anglers have reported finding a non-native species of fish back in rivers in parts of Scotland.

News Headlines
#122264
2019-09-18

Invasive Species Drive Erosion in Aquatic Environments

The daily activities of mammals, reptiles, crustaceans, and fish influence the physical environment, with invasive burrowing species causing particular disruption in aquatic environments.

News Headlines
#133926
2022-04-06

Invasive Species Threaten the Biodiversity of the Adriatic Sea

The arrival of nearly 50 invasive species into the Adriatic Sea over the course of the previous three decades confirms new conditions developing in this Mediterranean sub-basin, but also represents a danger to its biodiversity. Fortunately, there are still ways in which such a threat could be mi ...

News Headlines
#133402
2022-02-22

Invasive alien species threaten agriculture and biodiversity in Africa: Study

Invasive alien species (IAS) of plants, animals and microbes lead to losses running up to billions of dollars annually in every part of the world, particularly in sub-Saharan Africa, according to a new report. The region has seen the arrival of many IAS in recent years.

News Headlines
#126061
2020-12-08

Invasive alien species threaten biological diversity, shows study

The raccoon, raccoon dog, mink, and golden jackal are not native to Germany or Europe but are increasingly spreading in these non-native regions.

News Headlines
#124200
2020-02-17

Invasive bug found feeding on avocado plants in Hawaii

An invasive bug was discovered feeding on avocado leaves across the state of Hawaii and was most recently found on Maui plants in retail outlets, entomologists said.

News Headlines
#130137
2021-08-24

Invasive cane toads found to use cannibalism to improve their chances of survival in new areas

A team of researchers at the University of Sydney has found that invasive cane toad tadpoles have given their species an advantage in Australia by eating the hatchlings of native toads. In their paper published in Proceedings of the National Academy of Sciences, the group describes how they test ...

News Headlines
#130132
2021-08-24

Invasive fish push westward as the Mediterranean Sea slowly becomes tropical

Pasquale Tuccio docks his small, blue and white wooden boat at the old pier on Linosa, one of Italy’s tiny Pelagie islands in the strait of Sicily.

News Headlines
#121936
2019-08-19

Invasive fish, snakes tracked with high-tech databases, maps, DNA

DENVER, Aug. 19 (UPI) -- Fish scientists on the hunt for non-native species are using an array of sophisticated techniques, including high-tech databases, storm maps and DNA samples to track destructive newcomers to U.S. waterways.

News Headlines
#125302
2020-04-28

Invasive lionfish likely to become permanent residents in the Mediterranean

An invasive species first identified in the Mediterranean Sea just eight years ago is likely to become a permanent feature of the region, a new study suggests.

News Headlines
#121584
2019-07-15

Invasive parrots have varying impacts on European biodiversity, citizens and economy

Non-native parrots can cause substantial agricultural damage and threaten native biodiversity.

News Headlines
#120403
2019-03-18

Invasive plants a fast-growing threat to India’s rhinos

On a gloomy afternoon in May 2018, conservation biologist Bibhab Talukdar was visiting Pobitora National Park in India’s Assam state.

News Headlines
#128951
2021-06-01

Invasive species a danger to South Africa’s biodiversity, says Creecy

Cape Town - Invasive species are the third-largest threat to South Africa’s biodiversity after cultivation and land degradation, according to a report released by Forestry, Fisheries and Environmental Affairs Minister Barbara Creecy in Cape Town on Friday.

News Headlines
#121014
2019-05-10

Invasive species are Australia's number-one extinction threat

This week many people across the world stopped and stared as extreme headlines announced that one eighth of the world's species – more than a million – are threatened with extinction.

News Headlines
#124155
2020-02-13

Invasive species that threaten biodiversity on the Antarctic Peninsula are identified

Invasive species are non-native ones that are introduced into a new habitat and are able to adapt to it, displacing indigenous species or causing them to go extinct. This threat is increased by the fact that people and things are constantly moving all over the world, and this is one of the main ...

News Headlines
#127910
2021-04-06

Invasive species' staggering damage: $1.3 trillion since 1970

Conservationists have always said invasive species can have a devastating impact, but now we have a clearer idea of the dollar-figure cost: A little under US$1.3 trillion (C$1.62 trillion) in the nearly four decades between 1970 and 2017.

News Headlines
#134836
2022-06-02

Invasive species: Are they really threatening the Mediterranean Sea and local fisheries?

Invasive species are becoming a global concern. In the last 20 years, the number of non-native species in European waters has increased to almost 1,300. The issue is most acute in the Mediterranean Sea, which is home to 69 per cent of them and although only 10 per cent are categorised as invasive.

News Headlines
#128935
2021-05-31

Invasive squirrel species seen as threat to wildlife and farms

The proliferation of invasive Finlayson’s squirrel in Metro Manila is now reportedly spreading fast in Batangas and Nueva Ecija, and may soon pose a serious threat to other wildlife, including fruit farms, if their population continues to grow uncontrollably, a wildlife trade specialist warned.

News Headlines
#120070
2019-02-22

Invasive termite species wreaks havoc in Tenerife

The insect, which thrives on the Canary Island’s high temperatures has spread to three municipalities, including San Cristóbal de La Laguna, which is a World Heritage Site

News Headlines
#130133
2021-08-24

Kerala forest research institute to launch project for ‘inva ..

With alien invasive species fast changing the landscape and vegetation of Kerala, scientists at Kerala forest research institute (KFRI are proposing a concept of Invasive-free campuses for institutions in the state.

News Headlines
#128937
2021-05-31

Keys to the invasion of plant species in Europe revealed

The invasive species not only reduce the biodiversity of our natural environment, they spread diseases or cause severe annoyances in our society, but they also cause millionaire economic damages.

News Headlines
#135186
2022-07-04

Latest threat to Forests in North America: Invasive Asian jumping worms

For most gardeners, an earthworm is great for the soil, however, there is an invasive earthworm in North America that is quite literally, destructive.

News Headlines
#120808
2019-04-17

Les espèces invasives au secours de la biodiversité à Hawaï

Dans l’archipel du Pacifique, l’essentiel des oiseaux autochtones a disparu. Ce sont désormais les nouvelles espèces introduites qui dispersent les plantes, tant bien que mal.

News Headlines
#134734
2022-05-27

Lizards or snakes? The stark game of survival playing out in Ibiza

The growing trend for imported olive trees has brought hoards of invasive snakes to the Spanish island, threatening the future of its wall lizard

News Headlines
#124026
2020-01-30

MOZAMBIQUE: Large herbivores wipe out invasive plant at .

The re-introduction of large herbivores has reduced the spread of Mimosa pigra, an invasive plant that had taken up residence in the Gorongosa National Park in Mozambique, according to a scientific study just published in the journal Nature Ecology & Evolution.

News Headlines
#133166
2022-02-14

Mad, bad and dangerous to know: Cooking with the invasive plants in your backyard

Invasive alien plants are everywhere, writes Andie Bulman. The good news? We can eat some of them. Purple loosestrife pops up in Conception Bay South, Japanese knotweed surrounds downtown St. John's and stinging nettles march into meadows and barrens.

News Headlines
#128514
2021-05-07

Madrid begins the capture and extermination of 90% of the parrot population

The Madrid City Council has already started its plan to wipe out almost the entire population of Argentine and Kramer’s parrots. During the next two years, 90% of the population of these invasive alien species will be reduced through the capture of specimens with the help of cages and nets as we ...

News Headlines
#121924
2019-08-16

Monkey problem: St Kitts' great attraction becomes great headache

Browse tourist snaps of St Kitts and some of the most photographed faces have olive-brown tresses and piercing hazel eyes which peer inquisitively from trees, private gardens and beach bars alike.

News Headlines
#123647
2020-01-10

Native fish could die alongside invasive ones under eradication plan

Department of Fisheries and Oceans scientists say there's no point trying to save some of the native fish in a New Brunswick lake that may soon be deliberately poisoned.

News Headlines
#132911
2022-02-03

New app among efforts to help fight invasive species

From lionfish to mongooses, and black rats to Giant African Snails, invasive species pose one of the greatest threats to the country’s ecosystems.

News Headlines
#121799
2019-08-06

New study aims to help protect the world's trees and forests from harmful pests and diseases

CABI's expert scientists in the field of ecosystems management and invasion ecology have presented new guidance on ways to help protect the world's trees and forests from harmful pests and diseases such as the box tree moth and ash dieback.

News Headlines
#126482
2020-12-28

Non-native plants are hurting the birds and bees

For years, Doug Tallamy sounded the alarm about the grave threat that plants introduced from abroad pose to native insects. By transforming native plant communities into so-called novel landscapes increasingly dominated by exotic species on which many insects cannot feed, the University of Delaw ...

News Headlines
#123182
2019-11-29

Non-native species should count in conservation – even in Australia

As the world struggles to keep tabs on biodiversity decline, conservation largely relies on a single international database to track life on Earth.

News Headlines
#121822
2019-08-07

OPINION: Harmful invasive species are on the move, we need a global alliance to stop them

There has been a baffling absence of an international alliance to track and respond to the movement of invasive species

News Headlines
#127413
2021-03-01

One of the ‘world’s worst’ invasive species is threatening our turtle population

They may seem harmless at first glance but the North American red-eared slider turtle is spreading across Sydney’s water basins and threatens the biosecurity of our native turtle populations.

News Headlines
#133450
2022-02-23

Our urban forests are in peril. 'Garden Bro' to the rescue!

With his tousled black hair and heart-melting smile, Gabe Verduzco certainly has the looks of an influencer, but instead of sharing dance moves or crazy pranks he's making his mark on social media by posting pictures of insects and native flowers, or himself in an orange workman's vest climbing ...

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  • United Nations Environment Programme