UN Environment Director: We do not have the time to waste!
Science has an important role to play in the transition to a sustainable society. But more cooperation is needed and decision-makers have to act more quickly. Those were the main messages at an sustainability conference.
Today’s dogs descended from two different wolf populations that were domesticated in East or Central Asia. Researchers have come to this conclusion after analyzing DNA from prehistoric wolves in the northern hemisphere. Dogs of African and European origin also have a certain heritage from prehistoric wolves in the Middle East in their DNA. The study was recently published in Nature.
In a new study from Stockholm University and several US universities, the researchers found that children in the US aged 9-13 from different social classes spent roughly the same number of hours in front of a screen, on average. However, there were class differences in how the children spent their screen time and in parenting rules related to digital technology use.