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The future looks warmer for many major cities, that's clear--but perhaps you missed the part where it's also forecast to look wetter. Scientific measurements show that the quantity of rainfall that fell on the Northern Hemisphere intensified in the second half of the 20th century. At least some of that increase can be attributed to anthropogenic climate change, according to a recent study .

Erica Hill talks to Cynthia Sass, registered dietitian and author of "Cinch! Conquer Cravings, Drop Pounds and Lose Inches," about a new study that says to lose weight, it's more about the quality of the food and less about the quantity.