"Intact" - the south side of Mount Saint Helens remained intact following the 1980 eruption.  The north side, on the other hand, was blown to pieces."The Backside" - this is the south side of Mount Saint Helens. An older (pre-1980 eruption) debris avalanche in the foreground."Ancient Noble Fir Forest" - This old growth forest of noble fir (Abies procera) and Douglas-fir (Pseudotsuga menziesii) has the second highest  stem and basal biomass in the world (redwood forests  ("Recover" - The pumice plains north of Mount Saint Helens--the mountain is to the left and the landform in the middle is part of the pyroclastic flow that spewed from the mountain during the 1980 erup"Scorched" - This was the 'scorched zone' - the winds from the blast weren't strong enough here to blow down the trees, but the air was so hot and toxic that it seared and killed the trees, leaving al"Resilience" - This part of the blowdown zone is slowly recovering."Mount Saint Helens""Goat Marsh Old Growth" - The Goat Marsh Research Natural Area lies at the southwest base of Mount Saint Helens. The RNA was established to preserve a diverse wetland complex as well as intact forests