Skip to main content
login
Enter your search terms
MAGAZINE
Contact Us
Buy Single Issues
For Advertisers
For Authors
Issue Archive
Other Archives
Subscribe
Sample Issue
GEOLOGY
Atmosphere
Climate
Energy & Resources
Environment
Geophysics
Landforms
Oceans
HAZARDS
Earthquakes
Landslides
Tsunamis
Volcanoes
Weather
PALEO
Fossils
Human Evolution
Geoarchaeology
SPACE
Astrobiology
Astronomy
Space Weather
Sun, Moon & Mars
CLASSIFIEDS
Careers
For Students
Positions Wanted
Supplies/Services
Jobs at AGI
SUBSCRIBERS
Login
Subscribe/Renew
Gift Subscription
Digital Edition Help
Request Digital Access
Change of Address
Fax/Mail Order Form
Library Access
Request Library Access
LATEST HEADLINES
Mystery impact may have kicked off dramatic warming event
Burning grass releases more nitrogen pollution than burning wood
Benchmarks: February 5, 1931 and February 20, 1935: Antarctic firsts for women
Small floods can carve big canyons
Geomedia: Books: Exploring "The Worst of Times"
Mystery impact may have kicked off dramatic warming event
Burning grass releases more nitrogen pollution than burning wood
Benchmarks: February 5, 1931 and February 20, 1935: Antarctic firsts for women
Small floods can carve big canyons
Geomedia: Books: Exploring "The Worst of Times"
CURRENT ISSUE
POLL
How do you think the Americas were first populated?
Choices
By land, across the Bering Land Bridge and through an ice-free corridor
By sea, along the Pacific coast of North America
By sea, arriving on the Atlantic coast
By sea, from Polynesia arriving in South America
Simultaneously via various routes
Don't know
1 of 2
next ›
CONTEST
MEET EARTH
FEATURES
Temblor: An app that brings home your seismic hazard
A new — and more toxic — normal? Harmful algal blooms find new habitats in changing oceans
The first Americans: How and when were the Americas populated?
Travels in Geology: Scotland's stunning Shetland
Life-saving diplomacy: The Volcano Disaster Assistance Program at thirty
NEWS
Mystery impact may have kicked off dramatic warming event
Burning grass releases more nitrogen pollution than burning wood
Small floods can carve big canyons
Robotic mussels track temperature change
Fungi stabilize steep slopes
DEPARTMENTS
Benchmarks: February 5, 1931 and February 20, 1935: Antarctic firsts for women
Geomedia: Books: Exploring "The Worst of Times"
Benchmarks: January 31, 1961: Ham the chimpanzee, first hominid in space
Geomedia: Music: The sounds of the sea
Down to Earth With: Paleoclimatologist Raymond S. Bradley
VOICES
Comment: Crazy times in the Arctic
Comment: High school earth and space science should be taught by geoscientists
Comment: Will we eliminate Earth's Ice-Age cycle?
Geologic Column: New Year's as we know it is new
Geologic Column: Conscious landscapes: Thinking like a septic tank
WEB EXCLUSIVES
Chaco Canyon: Garden of Eden or salty-soiled pilgrimage site?
The path to gypsum is four steps long
Ancient landslide gave us Zion Canyon