Fog is a cloud of tiny water droplets that forms at ground level and is thick enough to limit horizontal visibility to less than 1 kilometre. The presence of heavy and extended periods of fog in the Indo-Gangetic Plains is one of the major weather hazards, impacting road transportation, aviation, the economy and public life in general. So, it is Continue Reading »

Since the 1960s the Central Asian lake that used to be known as the Aral Sea has almost completely dried out, due to human activity. This environmental disaster has created a new desert known as the Aralkum (the “Aral Desert”), which now has a size of 255 km × 255 km across that has appeared since 1960 on the seabed Continue Reading »