The big emitters: the United States

The United States, the world's second largest emitter of greenhouse gases, has pledged to halve its emissions by 2030 compared to 2005 levels—but so far is failing to stay on target, analysts say.

Study reveals the power of reflecting upon legacy

Prompting people to consider how their lives will impact future generations leads them to give more to charity and less to family members, according to new University at Buffalo School of Management research.

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