as much rain. There are good prospects that a cooling trend will lead to more drier periods(my comment) Some claim that the medieval warm period did not exist. Greenland was settled by the Vikings who also farmed the land. There are Viking villages still buried under the ice. The Vikings abandoned Greenland when it became too cold with the onset of the mini ice age. It was announced, some time ago in the media, that the Northwest Passage was about to open for the first time. The fact is that Edward Parry in about 1819, was almost through the passage but had to turn back. As the passage had not been surveyed at this time, he was unaware of his close success. During the 20th century there have been many crossings of the passage. Some clown, in the media, recently made the claim that polar bears were on the verge of extinction and that some recently dead polar bears found in the open sea were dead because they had to search for food too far out to sea. The reality is that the bears were driven out to sea by strong polar winds. There are 3 times as many bears in the Artic today, than there were 60 years ago. Let's us make a critical examination of AGW/CO2 and not be glib and fall for what we are necessarily told by persons with vested interests. If we don't and carbon cap and trade is introduced, without good reason, we will