Listen to the following recording about the problem of melting Arctic ice.
Fill each gap in the summary below with ONE WORD AND/OR A NUMBER.
Scientists in Alaska are sounding the ______ about rapidly melting polar ice. The Arctic sea ice is ______ at a rate never seen before, and this is expected to have an impact over the next ______.
The Arctic is warming ______ as fast as other parts of the planet. An organisation called NOAA is ______ the Arctic sea ice, and believes that it has thinned from ______ to only ______ in some areas.