Long-term readers of this column would know that a reference to climate change is the preferred term rather than the often overused expression “global warming”.
This is because there is little doubt that our climate is changing at a faster rate than at any time in human history, and although a general warming of the world’s atmosphere and waters is one feature of this change it is not the only one.
One other development has been greater variability in the weather.
Transfer of heat and instability in the north – south (polar to tropics and the reverse) directions have resulted in more frequent extremes of weather in the mid latitude especially.
In Australia, we have just come out of a La Nina summer.
As expected, rainfall…