In conclusion he boldly advanced the view "that continental elevations, and the action of volcanoes, are phenomena now in progress, caused by some great but slow change in the interior of the earth;
(he; boldly advanced; the view; T:In conclusion) (continental elevations, and the action of volcanoes; are; phenomena; T:now)
he continental elevations, and the action of volcanoes
boldly advanced are
the view T:In conclusion
phenomena T:now