Can you guess?

1. “In 1971, I participated in the second Earth Day and became the coordinator of an interdisciplinary Environmental Studies program at West Georgia College.”

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2. On the occasion of the first Earth Day: “[there is an] absolute necessity of waging all-out war against the debauching of the environment.”

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3. “Our nation has both an obligation and self-interest in facing, head-on, the serious environmental, economic and national security threat posed by global warming.”

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4. “We simply must do everything we can in our power to slow down global warming before it is too late. The science is clear. The global warming debate is over.”

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Lesson: Stewardship is a value that should always transcend party politics.