The latest from NASA's Earth Observatory (15 September 2015)

Latest Images: http://earthobservatory nasa gov/IOTD/

• Arctic Sea Ice Reaches Annual Low http://earthobservatory nasa gov/IOTD/view php?id=86607&src=eoa-iotd

• The World's Largest Urban Area http://earthobservatory nasa gov/IOTD/view php?id=86603&src=eoa-iotd

• Center Pivot Systems, Bahia State http://earthobservatory nasa gov/IOTD/view php?id=86600&src=eoa-iotd

• Partial Opening of the Northwest Passage http://earthobservatory nasa gov/IOTD/view php?id=86589&src=eoa-iotd

• Fall Colors in Eastern Siberia http://earthobservatory nasa gov/IOTD/view php?id=86579&src=eoa-iotd

• Tropical Storm Leads to Floods in Japan http://earthobservatory nasa gov/IOTD/view php?id=86584&src=eoa-iotd

• Dust Storm Sweeps Across Middle East http://earthobservatory nasa gov/IOTD/view php?id=86571&src=eoa-iotd

• Shades of Blue on the Greenland Ice Sheet http://earthobservatory nasa gov/IOTD/view php?id=86564&src=eoa-iotd

NASA's Earth Observatory Where every day is Earth day http://earthobservatory nasa gov/

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