Bendable concrete and other CO2-infused cement mixes could dramatically cut global emissions

Researchers are developing ways to lock captured CO2 into cement. It could help rebuild America’s crumbling infrastructure and deal with climate change at the same time.

Volker Sick, Arthur F. Thurnau Professor; DTE Energy Professor of Advanced Energy Research; and Director, Global CO2 Initiative, University of Michigan • conversation
Feb. 14, 2021 ~9 min

Why the EU's proposed carbon border levy is an important test for global action on climate change

Can we work together to answer global challenges, or will national agendas get in the way?

Neil Kellard, Dean, Professor in Finance, Essex Business School, University of Essex • conversation
Jan. 28, 2021 ~5 min

It takes a lot of energy for machines to learn – here's why AI is so power-hungry

Training neural networks burns through a lot of energy. As the AI field grows, it's working to keep its carbon foot print from growing with it.

Kate Saenko, Associate Professor of Computer Science, Boston University • conversation
Dec. 14, 2020 ~8 min

Carbon dioxide feeds plants, but are earth’s plants getting full?

If a major new study is right, then even our most cautious climate projections have likely been optimistic.

Caitlin Moore, Research Fellow, University of Western Australia • conversation
Dec. 10, 2020 ~6 min

Paris Agreement: aiming for 1.5°C target could slow global warming within next two decades

Our new study shows that cutting emissions now will bring benefits sooner than expected.

Christine McKenna, Postdoctoral Research Fellow in Atmospheric Science, University of Leeds • conversation
Dec. 10, 2020 ~6 min

5 years after Paris: How countries’ climate policies match up to their promises, and who's aiming for net zero emissions

Bold visions for slowing global warming have emerged from all over the world. What's not clear is how countries will meet them.

Dolf Gielen, Payne Institute Fellow, Colorado School of Mines • conversation
Dec. 10, 2020 ~9 min

Net zero emissions targets are everywhere – we need to sort the genuine from the greenwash

Because pledges alone won't achieve net zero.

Tim Kruger, James Martin Fellow, Oxford Martin School, Environmental Change Institute and Institute for Science Innovation and Society, University of Oxford • conversation
Nov. 19, 2020 ~7 min

Secondhand clothing sales are booming – and may help solve the sustainability crisis in the fashion industry

Fast fashion is far from green. But the rapid expansion of online clothing resale platforms could help shrink the garment industry's negative impact on the environment.

Cosette Marie Joyner Armstrong, Associate Professor of Fashion Merchandising, Oklahoma State University • conversation
Nov. 16, 2020 ~7 min

Net-zero carbon emissions won't be sustainable if social inequalities aren't addressed

The effects of climate change and mitigation are not just unequal between countries but also within countries.

Tom Pegram, Associate Professor in Global Governance and Deputy Director of UCL Global Governance Institute, UCL • conversation
Oct. 23, 2020 ~8 min

Is the EU 'cheating' on its net-zero emissions plan? Here’s what the science says

'Carbon sinks' like forests and the soil have already been factored into the carbon budget – they should not be double-counted.

Wolfgang Knorr, Senior Research Scientist, Physical Geography and Ecosystem Science, Lund University • conversation
Sept. 29, 2020 ~7 min