Two More Dire Warnings on Climate Change
It seems 2017 has been a year filled with dire warnings about the future of our planet and the impact climate change will have on our lives. This week, two different reports were released indicating that things are changing more rapidly than we imagined and we could be on the brink of catastrophe. On Tuesday, the 2017 Arctic Report Card was released and amidst the various messages about the loss of pack ice in the Arctic was a clear warning. The 85 scientists from 12 different countries who compile the report on an annual basis say that the Arctic shows no signs of returning to the reliably frozen region of past decades. In other words, there is less and less ice in this part of the world, and that doesn't appear to be changing anytime soon. The report goes on to say that that warming of ocean's surface and retreat of the sea ice extent is unprecedented in the past 1500 years. The researchers can determine this by examining such variables as tree rings, sediment cores, and air...