Gas is the new coal. At least that's what the Obama administration seems to think. In accepting his nomination to run for a second term, President Barack Obama pledged to "continue to reduce the carbon pollution that is heating our planet" and to create 600,000 new jobs in the natural gas industry.

The director of the WorldFish Center says big producers – and big fish – need not dominate.

Here are a dozen innovations to make the food system more resilient in the face of an increasingly erratic climate.