“STRIKING”
The distinctive summer time additionally drove ocean temperatures to report highs for 3 straight months, stated Simon van Gennip from Mercator Ocean Worldwide on Thursday.
Marine heatwaves have endured in some overheated basins for greater than 60 days, “highlighting simply how uncommon and chronic” the state of affairs was, he stated.
World sea floor temperatures set a brand new all-time each day excessive in August and equalled the most popular month for oceans ever recorded.
Copernicus stated the primary driver was world heating from burning coal, oil and gasoline, but in addition sharp-rising temperatures within the Pacific, the place a historic El Nino is accumulating power.
El Nino episodes are characterised by unusually heat Pacific waters however set off main world adjustments in rainfall and winds, elevating the chances of untamed climate hundreds of miles away.
World forecasters predict this 12 months’s occasion will peak later this 12 months at an depth by no means noticed within the fashionable period.
Copernicus stated its affect was already being felt in Indonesia, the place a long, intense dry season has fed wildfires which have torched swathes of Borneo island.
However local weather scientists stated the worst was but to return – and August’s extraordinary warmth was only a preview.
Even extraordinary El Nino episodes have a short lived warming impact, boosting world warmth and compounding the impression of long-term local weather change.
This implies El Nino years usually wind up as report years for world temperatures.
