Ursula Goodenough

The "Sydney Ice Bear" on Friday in Sydney, Australia. The bear was carved by British artist Mark Coreth from a 10-ton block of ice. The public will be welcomed to touch the bear, leaving imprints that will begin the melting process and act as a metaphor for how humans affect the environment. Lisa Maree Williams/Getty Images hide caption

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Lisa Maree Williams/Getty Images

A better future is ahead; just follow the kids. Omar Torres/AFP/Getty Images hide caption

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Omar Torres/AFP/Getty Images