Wind generators at Pacific Hydro's Cape Bridgewater wind farm in Warrnambool, Australia, in May 2012. Each generator produces roughly enough energy to meet the annual needs of 12,000 households.
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A condemned house in the Ocean Breeze area of New York City's Staten Island. Most homes in the seaside community were inundated by the ocean surge from superstorm Sandy.
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Somali girls line up to receive a hot meal in Mogadishu last year after the worst drought in the Horn of Africa in decades, compounded by war, put millions in danger of starvation.
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