Our pulsating world: The influence of earth movements on human development

It is very usual for people to say' Things are not what they used to be-even the climate is changing.' Of course it is. Everything is changing. Change is the order of nature. Nevertheless, change and development in the vegetable and animal kingdom are very largely the result of changes on the face of the earth. This change is so gradual as to be imperceptible to human senses, but what we call 'the solid earth' is really a pulsating body, growing, discarding, developing almost like a living thing, and the results of each period of development lie around us, if only we will look.