The art of divination has a rich history. If nothing else, they wanted to predict the weather. Even then, environmental disasters such as hurricanes or earthquakes claimed a high death toll. Floods, hail, and droughts threatened the agricultural economy.
For centuries, people have tried to predict the weather. But for centuries a glance at the sky was all that they could do. Only towards the end of the 19th Century first meteorologists could use instruments to capture weather data with more scientific precision.
When two people talk about the weather, it generally means that they have not much to say. So they have a little small talk about the sun, clouds and rain. Telling about the holiday the weather plays an important role.
Despite great efforts by governments worldwide, particulate pollution in the cities is growing. While car-free zones in Europe are supposed to minimize pollution and avoid traffic jams, more than ten million new cars a year in China have the opposite effect.