World Of Change
Antarctic Ozone Hole
Coastline Change
Columbia Glacier, Alaska
Water Level in Lake Powell
Burn Recovery in Yellowstone
Shrinking Aral Sea
Padma River
Growing Deltas in Atchafalaya Bay
Recovery at Mt. St. Helens
Antarctic Sea Ice
Arctic Sea Ice
Snowpack in the Sierra Nevada
Sprawling Shanghai
Athabasca Oil Sands
Ice Loss in Glacier National Park
Mountaintop Mining, West Virginia
Development of Orlando, Florida
Global Temperatures
Amazon Deforestation
Fire in Etosha National Park
Green Seasons of Maine
Drought Cycles in Australia
Severe Storms
Seasons of the Indus River
Urbanization of Dubai
Seasons of Lake Tahoe
Solar Activity
Larsen-B Ice Shelf
Mesopotamia Marshes
Yellow River Delta
El Niño, La Niña, and Rainfall
Global Biosphere