Along the way Jennifer hiked to other volcanoes and exotic tourist spots of Hawaii seeing birds, animals, and the green sand of Hawaiian beaches. Join the adventure as you read her journal and view her photographs, posted here. Use statistical analysis to determine for yourself if the ozone hole is getting larger. Sleuthing at the Grand Canyon Much of the science of geology deals with the history of the earth. The evidence is in rocks, which may seem lifeless but are really incredible storytellers.
Geologists look for places where they can most easily and accurately interpret the earth's history.
There is probably no more spectacular place to do this than the Grand Canyon in northern Arizona, United States. Each rock layer becomes a chapter in a book about the geologic history of northern Arizona. Follow along as we learn about the largest volcanic eruption this century. The story begins at the Katmai National Park and Preserve on the Aleutian Peninsula of Alaska. Inc. All rights reserved.