China Naming Network - Weather knowledge - In response to the argument that the global warming trend has changed, experts pointed out that the extremely cold weather that has occurred frequently around the world since last winter is a normal phenomenon in the process of global warming.
In response to the argument that the global warming trend has changed, experts pointed out that the extremely cold weather that has occurred frequently around the world since last winter is a normal phenomenon in the process of global warming.
C
There is no essential change in the long-term trend of climate warming, which shows that we should grasp the internal essential relationship of things through phenomena. This judgment is based on a long time scale, which shows that knowledge is constantly tested by the practice of change and development, so C.①④ is chosen. The material is not talking about the ready-made conclusions drawn from timely revision of understanding and respect for expert authority.