Moscow wonders where winter has gone

Winters in Moscow usually look like something out of a picture book: the Russian capital is covered in snow, people go skiing, and temperatures are well below freezing.For the past two weeks, temperatures in Moscow have easily topped four degrees Celsius and are expected to move as high as 7C next week -- compared to the normal average for December of around minus 6C.Russian President Vladimir Putin has always been reluctant to acknowledge the link between human activity and global warming.