New hope for trees affected by ash dieback

Originally published on BBC Science & Environment Scientists say there is new hope in the fight against a disease that is devastating ash trees. A study has identified the genes that give trees resistance to ash dieback, which arrived in the UK in 2012 and has now spread to almost every part of the country.
Read Further

A Plague of Cactus

CABI's Dr Arne Witt with a Masai man in Laikipia, Kenya, an area severely affected by invasive Opuntia.
By Susan Moran. Reblogged from bioGraphic. Across Kenya’s wildlife-rich Laikipia Plateau, a thorny enemy is advancing. But a tiny sap-sucking insect may help save the region’s animals and people. Before the sun has peeked above the horizon, Philip Nangoo Larpei, a Maasai elder in his 60s or 70s (he hasn’t kept track), is already outside checking…
Read Further

Invasive tadpoles can recognise potential predators in new environments

By Natasha Kruger. Reblogged from The Conversation. Invasive species have become an increasingly big threat to indigenous ones as the spread of alien animals and plants has accelerated with the growth of global trade. Some can be very destructive, while some live in close proximity without posing any sort of threat. Understanding the behaviour of invasive…
Read Further

Invasive species aren’t just a ‘first world problem’

By Jim Erickson-Michigan. Reblogged from Futurity. Invasions from alien plants, animals, and pathogens threaten the economies of the world’s poorest nations, according to study. One-sixth of the global land surface is highly vulnerable to invasion, including substantial areas in developing countries and biodiversity hotspots, according to the study published in Nature Communications.
Read Further

Invading Ireland: the coypu

Coypu on a riverbank
By Dr Colin Lawton, National University of Ireland Galway One of the greatest threats to biodiversity is the invasion of alien species into an ecosystem.  These can occur through natural migrations as a result of recent habitat or climate change, or species can be introduced by human activities, both accidentally or deliberately.  Invasions are occurring…
Read Further

Potential Slug Invasions and their Impact on UK Biosecurity (Part 2)

By Dr Jenna Ross Guest writer, Dr Jenna Ross, from Crop Health and Protection (CHAP), joins us for the second of her two-part special series (read part 1) on the outputs of her prestigious Nuffield Farming Scholarship. Jenna spent 26 weeks travelling the world studying all aspects of slug invasions and slug control, and in…
Read Further

Invasion of a predator: Lionfish

By Rebecca Quarterman and Hannah Fielder The majestic, unusual looking Lionfish could be seen as harmless to the untrained eye. Yet, this invasive species has multiplied aggressively over the last two decades to become a serious threat to biodiversity in the marine setting. The red lionfish (Pterois volitans) and the devil firefish (Pterois miles) are…
Read Further

Potential slug invasions and their impact on UK biosecurity (Part 1)

Guest writer, Dr Jenna Ross, from Crop Health and Protection (CHAP), joins us for a two-part special series (read part 2) on the outputs of her prestigious Nuffield Farming Scholarship, where she spent 26 weeks travelling the world studying all aspects of slug invasions and methods of control. In Part 1, Jenna discusses the current…
Read Further

Kenya faces devastating Prosopis invasion: What can be done

Prosopis tree branches with yellow seed pods hanging from them.
By Purity Rima Mbaabu. Originally published on The Conversation. Woody plant species have been deliberately introduced into many arid and semi-arid regions across the world as they can help combat desertification and provide resources – like fuelwood – to the rural poor. But some of these alien trees and shrubs have become invasive, having devastating effects on other species as…
Read Further

Reaching more farmers with fall armyworm knowledge and information through ICT-enabled extension

Since 2017, CABI and partners have launched a series of extension campaigns in Kenya and Uganda in the fight against the invasive pest fall armyworm. These campaigns used integrated ICT-enabled approaches combining radio, SMS, and community video screenings with the aim of improving awareness, knowledge and management practices for fall armyworm. Although smallholder agriculture is…
Read Further