Until now, the Arctic tundra has been the domain of low-growing grasses and dwarf shrubs. But new, taller plant species have been slowly taking over this chilly neighborhood, report an international group with the participation of researchers from CSIC-CREAF.
Aedes japonicus is an invasive insect capable of transmitting diseases such as West Nile virus. The mosquito was found in Asturias (North Spain) when a person sent a photo of the insect with the Mosquito Alert app in june.
Trees that have grown in highly suitable climatic conditions are less capable of dealing with extreme droughts, according to a study that underlines the importance of taking a forest's history into consideration when deciding how best to conserve and manage it.