Conclusion Quote by Charles Darwin

Combining in our survey then, the whole range of deposits from the most recent to the most ancient group, how striking a succession do…

— Roderick Murchison

“To understand how the first tree appeared on Earth, we must look back more than 3 billion years to Earth’s cooling off and changing…

— Richard M. Ketchum

“Maybe it is not the destructiveness of the volcano that pleases most, though everyone loves a conflagration, but its defiance of the law of…

— Susan Sontag

“It is slow, gradual pressure that is the formula for both genius and earthquakes. Life tells us our secrets in these cracks, the way…

— James Curcio

“Even more difficult to explain, than the breaking-up of a single mass into fragments, and the drifting apart of these blocks to form the…

— Amadeus William Grabau

“Glaciers and volcanoes both have the potential to transform landscapes, but one does so by burying what lies beneath, where the other spews forth…

— James Luceno

But the revolutions and changes which are responsible for the present state of the earth are not limited to the upsetting of the ancient…

— Georges Cuvier

Geology differs as widely from cosmogony, as speculations concerning the creation of man differ from history.

— Charles Lyell

[Geology] may be looked upon as the history of the earth's changes during preparation for the reception of organized beings, a history, which has…

— Edward Forbes

“Volcanoes be in Sicily And South America I judge from my Geography– Volcanoes nearer here A lava step at any time Am I inclined…

— Emily Dickinson

To trace the series of these revolutions, to explain their causes, and thus to connect together all the indications of change that are found…

— John Playfair

“ Lyell and Poulett Scrope , in this country, resumed the work of the Italians and of Hutton ; and the former, aided by…

— Thomas Henry Huxley