The same factors that increase the risk of species extinctions also reduce the chance that new species are formed. This is concluded by two biologists at Umeå University. Their findings are published in the April issue of the scientific journal Evolution.
They hitchhike with us under the soles of our shoes and muddy car tires. Harsh and cold climates don´t seem to stop alien plants from establishing themselves in high altitudes, where they now successfully penetrate the alpine vegetation, a study at Umeå University and University of Antwerp shows.
Four subject areas at Umeå University are listed among the top 200 universities in the world according to the newly published QS World University Rankings by Subject 2014. The individual subjects include environmental studies, geography, psychology and sociology.
One of the consequences of a warmer climate can be that lowland and southern plants migrate higher up in the mountains. Ecologist Elina Kaarlejärvi shows in her thesis that reindeer, voles and hare can prevent these invasions. The public defense will take place at Umeå University, 21st of February.
Geoscientist Erik Lundin shows in his thesis that streams and lakes of Northern Sweden are hotspots for emissions of carbon dioxide and methane into the atmosphere. Erik defends his findings at Umeå University on Friday 31 January.
Biologist André Frainer shows in his thesis how important aquatic species richness is to the functioning of northern stream ecosystems. He defends his results at Umeå University on December 6.
Jonathan Klaminder, Christian Hedberg and Sjoerd Wanrooij have been selected as Wallenberg Academy Fellows at Umeå University. They are awarded grants between SEK 5 and 9 million each spread over five years from the largest single private investment in supporting young researchers in Sweden.
Hélène Prouillet-Leplat, Umeå phd-student, won the award for best poster presentation at the international 11th INTECOL Congress was held in London as part of the centenary celebrations of the British Ecological Society. The theme of the Congress was “Advancing ecology and making it count”.
Hélène was awarded the prize for the best poster by a research student at the Annual Meeting and Annual Symposium.
Historians Dolly Jørgensen and Finn Arne Jørgensen, Umeå University, have published the edited volume New Natures: Joining Environmental History with Science and Technology Studies with University of Pittsburgh Press.
News from the Faculty of Science and Technology
2014-04-04 Extinctions reduce speciation