Introduction. Human interactions with ecosystems ; Demonstrating causality for human-environmental interactions ; Committee charge and scope of this study -- Existing understanding of the ...
The Cambrian Explosion in which life on Earth underwent massive diversification was likely triggered by eccentricities in Earth’s orbit around our Sun. Or so say the authors of a new paper just ...
A potted scarlet monkeyflower would die within a few days without water. But multiple natural populations of the species ...
When we look at the solid ground beneath our feet, it's easy to assume Earth has always been this way. But our planet tells a story so extraordinary, so ...
Understanding history helps us make sense of the present and even make predictions for the future. It’s not just historians who study history, but scientists as well. As climate change shifts the ...
NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...
1. Introduction -- 2. The great cooling -- 3. Ice age cycles -- 4. Trace gases warm the planet -- 5. Moving continents and dating rocks -- 6. Mapping past climates -- 7. Into the icehouse -- 8. The ...
Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...
Our planet plunged into one of the most dramatic climate states in its long history, approximately 720–635 million years ago.
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