https://www.bbc.com/news/science-environment-57650226

By Mark Kinver
Environment reporterPublished1 day agoShare

In our monthly feature, Then and Now, we reveal some of the ways that planet Earth has been changing against the backdrop of a warming world. The shrinking sea-ice in the Arctic is not only a sign of climate change, it is causing the planet to warm more quickly. This is because more sunlight is being absorbed by the darker ocean, rather than being reflected back into space.https://flo.uri.sh/visualisation/6397277/embed?auto=1

Arctic sea-ice plays an important role in controlling the planet’s temperature, and any problem with this natural thermostat is a cause for concern.

Figures from the US space agency (Nasa) suggest the loss of the minimum Arctic sea-ice extent is in the region of 13.1% per decade, based on the 1981 to 2010 average.

Amajor report on climate change in 2007linked the growing concentration of greenhouse gases in the atmosphere, caused…