400 Million Years of Change: How do the last 150 million years stack up?
David L. Arnold, Ph.D. Retired Academic Climatologist & Interim Alaska Geographic-Murie Science & Learning Center Education Program Director Understanding historical variation and change within our global climate system since the advent of Earth’s modern atmosphere 400 million years ago provides an effective context within which to view modern climatic warming during the recent Holocene epoch. […]
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