People already know: poor nutrition is behind many diseases, such as obesity and cardiovascular disease. But what many people don't know is that unhealthy eating habits can kill more than cigarettes - this is what research from Global Burden of Disease, the world's largest killer study, shows.

Culiacán, Mexico, is the city with the highest rate of deaths from firearms in the nation, many people know the devastating consequences of guns. That's why Mexican activist Pedro Reyes got to work: With the help of a campaign organized by the Culiacán city government, Reyes collected 1,527 pistols from civilians that were melted down to create shovels that, in turn , were used to plant trees in urban areas affected by violence.

A family of ducks decided to cross the street in the city of Cali, a traffic officer stops the cars so that they can achieve it calmly.Once the ducklings reach the other side of the street safely, the policeman resumes normal traffic, with The approval of all. Drivers who passed through the sector were also praised for accompanying calmly and supporting the gesture of the police.

Many people around the world, including school children, are demanding bolder action against climate change from governments, businesses and investors. Here are huge opportunities to "think outside the box, solve differently", transform our economies and change the way we live.

Unfortunately, while many people celebrated New Year's Eve with loud fireworks, other people and many animals suffer from the great noise and accidents caused by this form of celebration. It is possible to celebrate without endangering the lives of other beings without use noisy rockets and fireworks.

Who would have thought that men used to doing housework would be happier than others? Well, according to recent research from the University of Cambridge, cleaning and cooking are activities that make them feel at peace with themselves, making them more peaceful and less stressed.