What does critical tone mean? Give me an example

a period in a lifetime during which a specific stage of development usually occurs in the temperature of a substance in its critical state. Environmental campaigners said they had not expected the critical tone of the report.

delfino 2: diez in the desert analysis: the story, delfino 2: diez in the desert was really about not giving up! that is basically the theme of the story, and also being more prepared. the plot of the story was about diez, the main character, traveling through the harsh desert with other immigrants. also, that keeping the group alive and getting them to their final destination. the setting of the story took place in mexico in the harsh desert.

they are most likely about to fight in the battle of gaul