Updated: 31 jan. 2021 When species co-occur in a certain habitat and use similar food resources, competition can take place. In this context, we refer to the concept of ‘ecological…
When we speak about pollution in the Poles, geographically isolated locations, we normally talk about atmospheric or aquatic transportation, or natural sources such as volcanoes. However, there are other ways…
The forest fires in the Arctic are not a novelty, however, the 2020 fire season started two months earlier and more severely than usual. Despite the expected increase in the…
The presence of plastics in polar regions has been recognised by several international research teams. Besides its presence in sediments, seawater and sea ice in the Artic and Antarctica, the…
Recent news show evidence that the global state of public health emergency associated with COVID 19 may have contributed to a decrease in air pollution. Satellite images from India, China,…
The benthic ecosystems are a natural deposit site for a huge variety of potentially pollutant compounds such as heavy metals and plastic. In marine ecosystems, the vast majority of plastics…
Updated: 15 Aug. 2019 Increasing climatic variation is leading to changes in ecosystems in the Bering Sea. The persistence of marine heat waves, i.e. prolonged periods of elevated sea surface…
Invasive alien species (IAS) are an important issue all over the world. IAS are animals or plants that are introduced into a natural environment where they are not normally from,…
In arctic regions of Canada, Alaska and Greenland, berries are not only an essential food source for Inuit indigenous communities, but also relevant at the cultural, spiritual and social levels.…
Updated: 6 Mar. 2019 For the last 15,000 years, humans and dogs traveled, hunted, and lived together. Dogs were brought to North America from Asian regions by the first colonizers.…