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Meatless holiday: Roasted red onions with pumpkin-rosemary stuffing [RECIPE]

As tasty as it is beautiful, this recipe will make a perfect celebratory main dish or side dish for your next holiday meal.


Norfolk, Va., has a plan to keep its head above water

The lovely old city floods regularly -- and scientists warn the area will experience worse-than-average sea-level rise. Sustainability chief Denise Thompson shares Norfolk's plans for staying dry.

Climate & Energy

Mississippi River faces shipping closure as water levels drop

Drought has brought water levels in the Mississippi close to historic lows, threatening to close this crucial transport route.


Chicago likes bikes — and it’s about to prove it in a big way

Mayor Rahm Emanuel and his dapper transportation czar are out to turn the Windy City into a mecca for the cycling crowd.


Umbra’s second helpings: Saving money on your heating bill [VIDEO]

A reader wants to cut down on his winter electricity bill. Umbra warms up.

Climate & Energy

Could ‘peer progressives’ turn the climate around?

In his new book, "Future Perfect," Steven Johnson finds inspiration in internet-style collaboration. But what about the planet?


Mercury in seafood: Where does it come from?

Seventy scientists spent two years putting together a complete picture of mercury in the ocean and in seafood. Will the results convince the U.S. to control emissions?


Tech, food experts join forces to hack the meat industry

The small-but-growing alternative meat industry got a needed boost this week from a group of foodies and software programmers at the first meat hackathon.


Peace in a pod: How tiny apartments could reshape the big city

Microhousing promises the kind of density essential for building sustainable cities -- but it doesn't always go over smoothly with the neighbors.