t least 12 people were killed and 46 injured in a series of vehicle crashes on a motorway in eastern Bulgaria on Tuesday after thick fog severely reduced visibility, a government minister said. The dense fog triggered two major pileups on the motorway connecting the capital Sofia with the Black Sea port of Burgas.

Climate change increased Cyclone Arnab's maximum wind speed by approximately 5 per cent, and intensified its eyewall rainfall rate by 11 per cent at landfall," according to the study