More companies pledge 'net-zero' emissions to fight climate change, but what does that really mean?

A growing number of countries and companies have pledged to reach net-zero emissions by 2050 or earlier. But there’s a catch – they still plan to keep emitting greenhouse gases.

Amrou Awaysheh, Assistant Professor of Operations Management and Executive Director, Business Sustainability Lab, Indiana University • conversation
Sept. 20, 2021 ~7 min

Biden urges countries to slash methane emissions 30% – here's why it's crucial for protecting climate and health, and how it can pay for itself

A large amount of methane emissions come from natural gas infrastructure and landfills – all problems companies know how to fix.

Drew Shindell, Professor of Climate Sciences, Duke University • conversation
Sept. 17, 2021 ~10 min


Biden, EU urge 30% methane emissions cuts – a move crucial for protecting climate and health, and it can pay for itself

A large amount of methane emissions come from natural gas infrastructure and landfills – all problems companies know how to fix.

Drew Shindell, Professor of Climate Sciences, Duke University • conversation
Sept. 17, 2021 ~9 min

Climate change is an infrastructure problem – map of electric vehicle chargers shows one reason why

The infrastructure bill being debated in Congress looks like a small but genuine down payment on a more climate-friendly transportation sector and electric power grid. What comes next is crucial.

Paul N. Edwards, William J. Perry Fellow in International Security, Center for International Security and Cooperation, Stanford University • conversation
Aug. 23, 2021 ~9 min

Repairing ozone layer is also reducing CO₂ in the atmosphere – new study

New research shows how the Montreal Protocol protected vegetation, helping keep carbon out of the atmosphere.

Paul Young, Senior Lecturer in Atmospheric and Climate Science, Lancaster University • conversation
Aug. 18, 2021 ~7 min

IPCC report: how to make global emissions peak and fall – and what's stopping us

We know how to flatten the curve of rising greenhouse gas emissions. Doing it is another matter.

Matthew Paterson, Professor of International Politics, University of Manchester • conversation
Aug. 9, 2021 ~9 min

Energy pipelines are controversial now, but one of the first big ones helped win World War II

Proposals for new oil and gas pipelines can generate intense debate today, but during World War II the US built an oil pipeline more than 1,300 miles long in less than a year.

W. Bernard Carlson, Professor of Humanities and Chair of the Department of Engineering and Society, University of Virginia • conversation
July 20, 2021 ~9 min

To make agriculture more climate-friendly, carbon farming needs clear rules

Policymakers want to pay farmers for storing carbon in soil, but there are no uniform rules yet for measuring, reporting or verifying the results. Four scholars offer some ground rules.

Megan Machmuller, Research Scientist, Colorado State University • conversation
June 30, 2021 ~11 min


Contrails from aeroplanes warm the planet – here's how new low-soot fuels can help

Soot from aeroplane exhausts can linger in the atmosphere, seeding ice clouds which trap heat.

David Simon Lee, Professor of atmospheric science, Aviation and Climate Research Group Leader, Manchester Metropolitan University • conversation
June 18, 2021 ~5 min

Climate change: what G7 leaders could have said – but didn't

If the G7 is serious about stopping global warming, it could start by acknowledging who and what is causing it.

Myles Allen, Professor of Geosystem Science, Director of Oxford Net Zero, University of Oxford • conversation
June 15, 2021 ~7 min

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