Machines using giant fans and filters can literally suck carbon dioxide out of the air. Sounds great – but the technology faces many challenges.
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Articles on Climate change
Displaying 3021 - 3040 of 6806 articles
A new measure of average weather days in New Zealand puts the temperature on the rise, again.
An appeals court described the EPA’s effort as ‘a series of tortured misreadings’ of US law.
The former Federal Reserve chair has the experience and broad respect to get businesses to move on climate change and to lay the foundation for real and lasting progress.
I simulated the climate on 100,000 exoplanets to find out.
Solar power doesn’t have to be just for the wealthy anymore. With the right kind of financial incentives, households at all income levels can benefit from affordable clean energy.
Communities living at the margins are often more vulnerable to disaster risk, a problem likely to be exacerbated by climate change.
Several countries have made pledges to reduce their greenhouse gas emissions to zero by mid-century. But new research finds the remaining carbon budget will be depleted before we get there.
Of the five cuisines examined, packaging from burger meals was responsible for the most emissions.
We think of mountains as remote and little affected by human activity. Unfortunately, the negative impacts of what we do has important implications for nature, wildlife and human society.
Trees may be more resilient to future dry spells than scientists first thought.
An aggressive US climate policy rollout could provide a much needed dose of reality to the climate discourse in Canberra – and show Australia the transition can be done.
Climate models are likely underestimating the true severity of future warming in urban areas.
Despite their enormous value, mangroves are being removed at an alarming rate. A new tool aims to help communities reverse mangrove loss and tap into conservation programs and funding.
Companies are using these credits to offset their emissions, though many projects won’t meaningfully reduce carbon in the atmosphere.
Humanity is destroying Earth’s ability to support complex life. But coming to grips with the magnitude of the problem is hard, even for experts.
In the ocean, phytoplankton helped by diazotrophs play an outstanding role in withdrawing CO₂ from the atmosphere. But climate change is disturbing this delicate balance.
Zero emission? Carbon neutral? Carbon negative? What does it mean to achieve ‘net-zero’ emissions?
National security must be redefined to reflect new sources of security threats of the type that occurred at the U.S. Capitol.
Former Colorado Gov. Bill Ritter explains what Biden’s “all hands on deck” approach could look like as the new administration takes on five big climate challenges.
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Professorial Fellow, University of Canberra
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Senior Lecturer in Climate Science, The University of Melbourne
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Chief Research Scientist, CSIRO Environment; Executive Director, Global Carbon Project, CSIRO
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Adjunct professor, UNSW Sydney
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Professor, Crawford School of Public Policy and Head of Energy, Institute for Climate Energy and Disaster Solutions, Australian National University
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Professor emeritus, The University of Melbourne
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Chair of Cognitive Psychology, University of Bristol
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Associate Professor in Earth System Science, University of Exeter
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Professor of International Relations, The University of Queensland
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Chief Investigator on the ARC Centre of Excellence for Climate Extremes; ARC Future Fellow, UNSW Sydney
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Senior Lecturer in Climate Science, Australian National University
