'Rocky Mountain High' - The legalization of marijuana in the U.S. became a reality when Colorado lifted its prohibition on recreational marijuana use. David Choe looks at the impact of this ever-growing trade on the local and national economy. 'North Korean Defectors' - A look at the hardships faced by North Koreans defectors and their new lives in modernized South Korea.

'The Resource Curse' - In Papua New Guinea, America's Exxon Mobil has staked its claim to a $19 billion liquid natural-gas project. 'Deliver Us from Drought' - Texas has experienced the worst drought in its recorded history, but while many feel human activity is a contributor, many Texans do not--and have taken few if any initiatives to limit the state's CO2 emissions.