October 1, 2014

A tourist takes photos of an Aurora Borealis (Northern Lights) over the Bals-Fiord north of the Arctic Circle, near the village of Mestervik, Norway.

9 A tourist takes photos of an Aurora Borealis (Northern Lights) over the Bals-Fiord north of the Arctic Circle, near the village of Mestervik, Norway.

This National Oceanic and Atmospheric Administration(NOAA) photo shows an estimated 35,000 walrus as they gather on shore about 5 miles(8 km) north of Point Lay, Alaska, USA.

10 This National Oceanic and Atmospheric Administration(NOAA) photo shows an estimated 35,000 walrus as they gather on shore about 5 miles(8 km) north of Point Lay, Alaska, USA.

Environmental activists carry a giant inflatable chicken as they demonstrate against 'chlorine chickens' near the Oktoberfest grounds in Munich, Germany. The protest is against the planned Free Trade Agreements TTIP (Transatlantic Trade and Investment Partnership) and CETA (Comprehensive Economic and Trade Agreement) with the U.S. and Canada, which opponents fear will allow U.S. chlorine-washed chicken and hormone treated meat into the EU.

11 Environmental activists carry a giant inflatable chicken as they demonstrate against 'chlorine chickens' near the Oktoberfest grounds in Munich, Germany. The protest is against the planned Free Trade Agreements TTIP (Transatlantic Trade and Investment Partnership) and CETA (Comprehensive Economic and Trade Agreement) with the U.S. and Canada, which opponents fear will allow U.S. chlorine-washed chicken and hormone treated meat into the EU.

NASA astronaut Reid Wiseman captured this image from the International Space Station and posted it to social media, saying "The Milky Way steals the show from Sahara sands that make the Earth glow orange."

12 NASA astronaut Reid Wiseman captured this image from the International Space Station and posted it to social media, saying "The Milky Way steals the show from Sahara sands that make the Earth glow orange."

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October 1, 2014