A visual comparison with the Quebec climate map based on the average temperature for the winter period of 1981-2010. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

Quebec tree rings dating back nearly 200 years ... extending by more than 100 years the records otherwise kept by local weather stations and river gauges. It underlines how climate change has ...

Quebec tree rings dating back nearly 200 years ... extending by more than 100 years the records otherwise kept by local weather stations and river gauges. It underlines how climate change has ...