An uncertainty analysis of understanding on climate change
气候变化研究中若干不确定性的认识问题

There are a variety of uncertainties of understanding on climate change,although much important progress has been achieved so far.In this paper,some hot issues related with disagreements are explored on both sides,which could be significant to climate change research.These issues can be listed as follows:1)the past climate change-whether the Medieval Warm Period and the Little Ice Age existed in the past 2000 years or not,whether the global mean temperature of the 20th century was the highest in the latest ...