The lines that support the title of the chapter are given below.
- “The earth’s vital signs reveal a patient in declining health.”
- “Are we to leave our successors a scorched planet of advancing deserts, impoverished landscapes and ailing environment?”
- “…the environment has deteriorated so badly that it is ‘critical’ in many of the eighty-eight countries investigated”.
-“When this happens, fisheries collapse, forests disappear, grasslands are converted into barren wastelands and croplands deteriorate.”
- “it has been well said that forests precede mankind; deserts follow”
- “ …. Several species of life face extinction as a result of its destruction.” “The environmental problem does not necessarily signal our demise, it is our passport for the future.”
Find the mean deviation about the mean for the data 38, 70, 48, 40, 42, 55, 63, 46, 54, 44.