Share
Copy

Climate Change Threatens Arctic Life

Part 3: Warming global temperatures are melting critical sea ice.
08/21/2012

Transcript for Climate Change Threatens Arctic Life

-- ... See More
This transcript has been automatically generated and may not be 100% accurate.
Now on ABC News is always on.
Coming Up
11:30 AM ET
Headlines & Weather
11:45 AM ET
Popcorn with Peter Travers
12:00 PM ET
News Pop
12:30 PM ET
Headlines & Weather
1:00 PM ET
News Pop
MORE VIDEO
Sections
Shows
Watch the Full Episode
Nightline 07/08: More Questions Raised in Hot Car Death Case
Hot Car Death Case; Cross-Country Bike Race; Brazil's Defeat

More Questions Raised in Hot Car Death Case

More Questions Raised in Hot Car Death Case

Georgia dad pleads not guilty to murder after being accused of leaving his toddler to die in a hot SUV.

Extreme Ride of a Lifetime: Taking on Cross-Country Bike Race

Extreme Ride of a Lifetime: Taking on Cross-Country Bike Race

Race Across America participants have 12 days to prove they can ride 3,000 miles coast to coast.

Brazil's Tears of Defeat After Germany's Crushing Win*

Brazil's Tears of Defeat After Germany's Crushing Win*

Players, fans were shocked over Germany's whopping 7 goals to Brazil's 1 in World Cup semifinal.