With coca prices reaching near-record highs, some industry watchers have been left wondering about the future of this tasty treat.
Four sobering climate change reports
Massive 'ice island' drifts out to sea
Corn fuel or traditional gas: What’s better?
Death toll rises in Everest avalanche
Canadian climber's story of death on Everest
Everest's deadliest day: 12 dead in avalanche
ICYMI: Five must-read stories
Eight flowers that can make you seriously ill
Celebrate Earth Day with a selfie
When will our natural gas reserves run out?
'Killer' sponge found off Vancouver Island
Powerful quake strikes Papua New Guinea
Powerful earthquake rattles Mexico
NASA gives preview of ISS spacewalk (Cool!)
Korea ferry disaster death toll rises