Indian Ocean hit by six heatwaves in 2021, temp rising by 0.15 degrees Celcius per decade
India TodayWith the effects of climate change becoming more and more visible, the marine world is set to face the brunt of ocean warming. The western Indian Ocean heatwaves in 2021 were in the top four years in terms of the number of events," the minister said in his reply. The minister informed that the western Indian Ocean region experienced a four-fold rise in marine heatwave events and the North Bay of Bengal experienced a two-to-three-fold rise. "In recent decades, the tropical Indian Ocean has experienced a rapid increase in ocean warming with an average rise in Sea Surface Temperature of about 1-degree Celsius over the period of 1951-2015 at a rate of 0.15 degrees Celsius per decade," The Ministry of Science & Technology said in a statement. A recent study by the Indian Institute of Tropical Meteorology also highlighted the dire situation, showing that the western Indian Ocean had a total of 66 Marine Heat Wave events while the Bay of Bengal had 94 events during 19822018.