12 years left

Time is running out. And, it is running out fast.

That is the crux of the new United Nations climate report.

According to the report, dramatic changes in the output of carbon gases will need to be achieved by 2030.

Unless enough is done to curtail climate warming by that time, the world will be faced with a crisis by 2040.

Many of the consequences of a failure to achieve the goals will be dire.

The report places the rising average temperatures as guideposts. In the past, it was considered disastrous if average global temperatures rose two degrees C. It is now thought, at least according to the...