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Articles sur Ecosystems

Affichage de 41 à 60 de 248 articles

Roads require de-icing strategies in northern regions, but this practice has negative effects on aquatic biodiversity.

Freshwater ecosystems are becoming increasingly salty. Here’s why this is a concern

Although it has been considerably less studied than other environmental problems, salinization presents major challenges for biodiversity in freshwater and coastal areas.
Once abundant, woylies – or brush-tailed bettongs – are now critically endangered. John Gould

Species don’t live in isolation: what changing threats to 4 marsupials tell us about the future

To give native species their best chance of survival, we have to embrace ecosystem-based conservation – rather than trying to rescue individual species in isolation.
A native Woodland Skipper butterfly sips nectar from a non-native Bull’s Thistle flower. Stephanie A. Rivest

Good or bad? Some ‘invasive species’ can help native ecosystems thrive

Conservation practitioners and policymakers must organize and prioritize the management of habitats around whether species are more beneficial or harmful to biodiversity.
Science shows that humans are happier and healthier around other animal and plant species. Artur Debat/Moment via Getty Images

Do humans really need other species?

People wouldn’t last long without the countless other species we depend on for survival.
The round goby is an invasive fish that has become established in the St. Lawrence River over the past two decades, following its introduction into the Great Lakes. (Cristina Charette)

St. Lawrence River zones that are hostile to invasive species can be refuges for native fish

Wetlands can help limit the spread of the voracious round goby, an invasive species that has infiltrated the Great Lakes and has become widespread in the St. Lawrence River.

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