Is reaching net zero emissions by 2050 enough to halt warming? One leading scientist says no.
Articles on James Hansen
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Researchers looked at a decade of political spending by the oil and gas industry and others engaged in climate policy. If money talks, one side had a giant megaphone.
The climate crisis is a complex scientific problem. New systems have to be developed through democratic systemic reforms.
New research calculates the huge cost of ‘negative emissions’ technologies that will be required to avoid dangerous climate change.
Could sea levels really rise by several metres this century. Probably not, although this century’s greenhouse emissions could potentially set the stage for large rises in centuries to come.
Former NASA climate scientist James Hansen has come to the Paris climate talks to push his radical alternative to current carbon pricing schemes.
Sea level rise represents one of the most worrying aspects of global warming, potentially displacing millions of people along coasts, low river valleys, deltas and islands.
NASA’s former climate chief, James Hansen, is lead author on a paper that predicts rapidly rising seas this century, but not all climate scientists believe the study’s models are convincing.
Top contributors
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Chair Professor, Climate Change Research Centre, UNSW
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Associate Professor, Department of International Relations, University of the Witwatersrand
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Adjunct professor, UNSW
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Distinguished Professor of Earth, Ocean, and Atmospheric Sciences, Oregon State University
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Adjunct professor, Department of Earth and Environmental Sciences, Columbia University
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Distinguished Scholar, National Center for Atmospheric Research; Affiliate Faculty, University of Auckland, Waipapa Taumata Rau
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Assistant Director of the Global Systems Institute, University of Exeter
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Professor of Sociology, Brown University
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Professor of Engineering Dynamics and Vibration, University of Cambridge
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Honorary Associate, Geography, The Open University
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Professor of Political Science, School of Regulation and Global Governance, Australian National University