The Trump administration plan to expand offshore oil and gas production along US coastlines faces serious roadblocks. But there are smarter ways to pursue 'energy dominance.'
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Plants, in their fossil forms, can reveal a great deal about past environments and climates.
The earth's own magnetic field offers a useful way to measure the age of rocks - information that can help unpack ancient events and aid our understanding of the present.
Climate was the main factor that triggered the evolution of warm-bloodedness in mammals and the subsequent mammalian evolutionary success.
Carbon dioxide is rising faster than any time in the past 66 million years. Rapid rises in the past have been linked to mass extinctions.
New evidence shows marked similarities between two fossils – one from Brazil, the other South Africa. This confirms compelling geological findings that continents were once one giant land mass.
With most species out of the way, remaining plants and animals rush to evolve into the ecological gaps.
Top contributors
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Scott L. Montgomery is a Friend of The Conversation.Lecturer, Jackson School of International Studies, University of Washington
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NERC Advanced Research Fellow and Lecturer in Geology, University of Hull
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Reader, Evolutionary Studies Institute, University of the Witwatersrand
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Palaeontologist, Rhodes University
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Lecturer in Palaeontology, Universidade Federal do Piauí
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Professor and Director of the Climate Change Research Centre, UNSW, UNSW
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PhD Candidate, Climate Change Research Centre, UNSW; ARC Centre of Excellence for Climate System Science, UNSW
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Postdoctoral researcher, Evolutionary Studies Institute, University of the Witwatersrand
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Postdoctoral Research Fellow in Geological Sciences, University of Cape Town
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PhD student, Botany, Rhodes University
