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"With one-third of the world's food now grown in areas of high or extremely high water stress, companies are waking up to water risks. But most are doing far too little to respond to these risks, according to a new study by Ceres, a Boston-based non-profit that aims to mobilize corporate and investor leadership on environmental sustainability. With water stress spreading across the globe, diversifying geographic locations is often no longer the most sensible or cost-effective response, Ceres concludes."

""What all this shows is three main points or interesting trends," said Jared Sanchez, a data analyst for USC's Center for the Study of Immigrant Integration. "First, that immigrants are a vital force to California and its regions, second that immigrants are an integrated part of California and its regions, and then of course, they play a future role in the state and its regions as well.""

"A recent study showed that 700m people across the world are obese. These maps show obesity levels around the world - with red showing countries with the highest proportion of people classified as obese and green having the lowest proportion."

"Kristen Marhaver studies corals, tiny creatures the size of a poppyseed that, over hundreds of slow years, create beautiful, life-sustaining ocean structures hundreds of miles long. As she admits, it's easy to get sad about the state of coral reefs; they're in the news lately because of how quickly they're bleaching, dying and turning to slime. But the good news is that we're learning more and more about these amazing marine invertebrates - including how to help them (and help them help us). This biologist and TED Senior Fellow offers a glimpse into the wonderful and mysterious lives of these hard-working and fragile creatures."