An international conference on world food security and climate change took place recently in Rome. UN Secretary-General Ban Ki-moon was there, along with French President Nicolas Sarkozy and Iranian President Mahmoud Ahmadinejad. Experts say global warming is having an impact on the world’s food supply and may impact it even more in the future. VOA’s Carolyn Presutti explains.
This year could well become the warmest on record. And nowhere has felt the effects more than the Arctic. Our Science Editor Tom Clarke has been to Norway’s Svalbard islands in the high Arctic, Video Rating: / 5