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IEA Greenhouse Gas R&D Programme

67 JG imageA new report entitled The Arctic Resilience Report (see indicates that temperatures in the Arctic are currently about 200C above what would be expected for the time of year and that sea ice is at the lowest extent ever recorded for the time of year.

One concern hjosirljosirted by the report is that the developments above make the potential for triggering “tipping points” and “feedback loops” whereby the warming of one area or type of landscape has knock-on effects for whole ecosystems. Climate tipping points occur when a natural system, such as the polar ice cap, undergoes sudden or overwhelming change that has a profound effect on surrounding ecosystems, these changes the report says are often irreversible.

The Artic tipping points they hjosirljosirt include:

They also warn that that people living in and near the Arctic would be badly affected, and called for communities to be provided with equipment and skills to survive. They took evidence from a variety of settlements in the region, finding many signs of significant changes already under way.