Rain and thunderstorms on September 26 triggered a yellow alert in several districts. The daily AQI was 72, in the satisfactory category, while the monsoon season closed at 728.6 mm, 16% above average.
A study projects that at 2°C of global warming, uncompensable heat stress could affect 60% of India in summer and 53% during the monsoon. Humidity reduces the effectiveness of sweating, requiring changes to warnings, work, health care and energy systems.
The hillside collapsed before dawn onto two or three homes in a densely populated Ghatkopar settlement. As of August 12, four people were injured, ten had been pulled from the debris and residents still believed one person was missing.
The official toll reached 100 deaths on August 10 while several rivers remained above danger levels. More than 700,000 people have been displaced since July; at least 49,000 were still in 125 camps and distribution centers amid an unstable recovery.