04:09
On the Coast: Impact of Geologic Activity on Coastal Zones
Exposure to varying amounts of geologic activity is one of the major reasons why each of the United States coastal zones is so distinct.
Subject: coast
Transcript: . [orme:] there's a fundamental distinction Within the united states between the atlantic and gulf coasts On the one hand, and the pacific coast on the
02:58
On the Coast: Protecting the Coastal Environment
Given the extensive use of the coast by humans, the task of protecting the coastal environment is enormously challenging.
Subject: coast