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the chestnut gall wasp -- the threat of an invasive species with clonal reproduc




image: the rapid invasion of the chestnut gall wasp is causing considerable economic and ecological damage in the european chestnut sector. view more credit: university of extremaduraa molecular study carried out on the chestnut gall wasp, dryocosmus kuriphilus, has revealed the absence of genetic...



the chestnut gall wasp—the threat of an invasive species with clonal reproductio




the rapid invasion of the chestnut gall wasp is causing considerable economic and ecological damage in the european chestnut sector. credit: university of extremaduraa molecular study carried out on the chestnut gall wasp (dryocosmus kuriphilus), a chestnut tree parasite, has revealed the absence of...



how invasive species threaten bats




image: endangered marianas flying fox, rota, northern mariana islands. view more credit: julia bolanda new review is the first to describe the scope of threats to bats by invasive species.the review summarizes the threats according to four categories: predation, disease, competition, and indirect ...



a prioritised list of invasive alien species threatening the uk's environment




argentine ant. credit: birdlife europe and central asiamore species urgently need to be considered for inclusion on the eu's 'list of invasive alien species of union concern', stresses a new study published on 3 october 2017 in the journal of applied ecology.invasive alien (non-native) species are a...



we’ve screwed up the coasts so badly that an invasive species is a plus




enlargeeuropean network on invasive alien speciesshare this storyacross the globe, invasive species have caused no end of trouble. their populations can explode because they have no natural predators. or they are predators themselves who push native species to the brink of extinction. they can upset...



dna found in lake bottom offers historical clues regarding impact of an invasive




a team of researchers from france, italy and norway has found a natural historical record of the impact of an invasive species of rabbit on a remote indian ocean island. in their paper published on the open access site science advances, the researchers describe their efforts to learn more about the ...



marine vessels are unsuspecting hosts of invasive species




invasive ascidians—sac-like marine invertebrate filter feeders—are nuisance organisms that present a global threat. they contribute to biodiversity loss, ecosystem degradation and impairment of ecosystem services around the world.



tracking invasive species? follow the people




islands and populated coastal areas are the world's "hotspots" for invasive species, which can upend entire ecosystems and drive local animals and plants to extinction, a study reported monday.



new york schools help cornell monitor local waterways for invasive species




invasive aquatic species like round goby, asian carp, and sea lamprey are a growing problem in new york state. their presence impacts water quality, food supply, recreation and tourism, as well as human and animal health. early detection is a critical first step in monitoring a species' spread and m...



how invasive species threaten bats




a new review is the first to describe the scope of threats to bats by invasive species.



using ai to manage canada's invasive species




zebra mussels are one of many aquatic species that have invaded canada’s rivers, lakes and coastlines. a new decision-tree tool developed by ualberta researchers could help environmental managers determine the best way to deal with these invasive species. credit: university of albertanew universit...



fishing for dna during breeding season could help control invasive species




research reveals that an invasive crayfish species is easier to detect in water samples during breeding, which could lead to better control.



tree-of-heaven's prolific seed production adds to its invasive potential




tree-of-heaven -- or ailanthus -- is an invasive triple threat, according to a team of plant pathologists. the species produces seeds early in its lifespan, tends to make millions of viable seeds during its life, and continues to produce seeds for decades and, in some cases, for more than a century....



tree-of-heaven's prolific seed production adds to its invasive potential




tree-of-heaven—or ailanthus—is an invasive triple threat, according to a team of plant pathologists. the species produces seeds early in its lifespan, tends to make millions of viable seeds during its life, and continues to produce seeds for decades and, in some cases, for more than a century.



reward offered to catch nevada lake invasive fish dumper




nevada game wardens who spend most of their time hunting down big-game poachers are focusing on a serious threat to nature in a lake: an invasive fish species that eats all the other fish prized by anglers and then turns cannibalistic.



indigenous nations' environmental stewardship in tackling invasive species




as invasive species are threatening ecological habitats throughout the u.s. and canada, the role of indigenous nations as environmental stewards has often been overlooked, according to a dartmouth-led study published in the current issue of american indian quarterly.



indigenous nations' environmental stewardship in tackling invasive species




as invasive species are threatening ecological habitats throughout the u.s. and canada, the role of indigenous nations as environmental stewards has often been overlooked, according to a dartmouth-led study published in the current issue of american indian quarterly. (a pdf is available upon request...



indigenous nations' environmental stewardship in tackling invasive species




as invasive species are threatening ecological habitats throughout the u.s. and canada, the role of indigenous nations as environmental stewards has often been overlooked, according to a dartmouth-led study published in the current issue of american indian quarterly. past literature has often focuse...



major threats to soil ecosystems from a combination of invasive species and clim




springtails, such as this neanurid species, play a key role in terrestrial ecosystems. credit: chownlab, monash universitysoil ecosystems are critical for agriculture, biodiversity and human well-being. poor soil health means a poor planetary outlook. a study published this week in proceedings of th...



invasive marbled crayfish found in narva power plant cooling canal




these marbled crayfish were caught from the cooling canal od narva power plant. credit: mari-liis koemetsthe dangerous invasive marbled crayfish has developed a significant population in estonia in the cooling canal of the narva power plant. the danger of the species is that males are not required f...



'gene drives' could wipe out whole populations of pests in one fell swoop




gene drives aim to deliberately spread bad genes when invasive species such as mice reproduce. credit: colin robert varndell/shutterstock.comwhat if there was a humane, targeted way to wipe out alien pest species such as mice, rats and rabbits, by turning their own genes on themselves so they can no...



seeking new relationships with invasive species




with summer nearly here in north america, we often hear about invasive plants popping up in undesirable locations, "colonizing" different areas. but what if we shifted how "non-native" species are perceived? a dartmouth study with two indigenous nations provides new insight into how the concept of "...



call for action to tackle threat to a global biodiversity hotspot




image: fruit of the mock orange tree, containing the seeds that are widely dispersed by native bird species. view more credit: j healey, bangor universityscientists call for action to tackle the threat of invasive tree species to a global biodiversity hotspotan invasive australian tree is now posi...



who's afraid of the giant african land snail? perhaps we shouldn't be




giant african land snails can grow up to 15cm long.the giant african land snail is a poster child of a global epidemic: the threat of invasive species. the snails are native to coastal east africa, but are now found across asia, the pacific and the americas – in fact, almost all tropical mainlands...



new york schools help cornell monitor local waterways for invasive species




brooklyn students collect water samples to test for the presence of invasive species. credit: cornell universityinvasive aquatic species like round goby, asian carp, and sea lamprey are a growing problem in new york state. their presence impacts water quality, food supply, recreation and tourism, as...