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The dolphin massacre depicted in the Oscar-winning film The Cove took place again this year. But the reaction to it shows a changing public mindset toward the rights of sea mammals.

From West Virginia to the Gulf Coast, residents of communities facing environmental problems are discovering that visual storytelling brings results. Their number-one tool is the humble smartphone.

By stripping a technical report of its jargon and unfathomably large numbers, Gregory C. Johnson's haikus offer an arresting and informative entry point into climate science.

Two years ago today, when Occupy Wall Street was evicted from Zuccotti Park, many wondered what was next for the movement. Two years later, we profile five projects that got their starts in the encampments and are still making change today.

A specialist in animal psychology sees the decision as evidence of progress in understanding between species.