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Eco-photos of the week: May 15-21

President Barack Obama listens as Memphis Mayor A.C. Wharton speaks during a meeting with elected officials and families affected by the floods in Memphis, Tenn. on May 16.

Photo: ZUMA Press

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Obama visits Memphis

President Barack Obama listens as Memphis Mayor A.C. Wharton speaks during a meeting with elected officials and families affected by the floods in Memphis on May 16.

The Mississippi River has seen record water levels this spring due to melting snow and seasonal rains. Over the past month, the water has crested in northern states, but southern states are still bracing for impact.