Earth, Volume 55

aftershocks aluminum American Geological Institute aquaculture Archaeopteryx Association atmosphere Brian Fisher Brian Fisher Johnson carbon dioxide Carolyn Gramling climate change coal coast Company Corps dinosaurs e-mail earth science earthquake energy engineering environment environmental Erin Wayman eruption exploration fault field flood fossil geologist GEOMEDIA Geophysical GeoRef geoscience glaciers global gomphothere granite groundwater hazards human images impact kilometers lake layer levels LiDAR maps marine meters Michael Collier million years ago mineral mining National natural gas North notes news notes ocean ocean acidification offshore aquaculture oil sands organisms percent Petroleum planet produce quake quarry Redgranite region River rock salt says scientists seismic SERVING THE GEOSCIENCES Society soil solar species stone surface Syncrude temperatures termites Texas tion tsunami U.S. Geological Survey University USGS volcano whales William www.agiweb.org/pubs www.earthmagazine.org zone