2022 summer, a dry wake-up call

The 2022 summer has shown us again how climate is becoming more extreme year by year. Sticking to business-as-usual and counting on adaptation alone will not work. Only a rapid phase out of fossil fuels will prevent the worst, ...

Quantum heat pump: A new measuring tool for physicists

Physicists from TU Delft, ETH Zürich and the University of Tübingen have built a quantum scale heat pump made from particles of light. This device brings scientists closer to the quantum limit of measuring radio frequency ...

EU decision on natural gas could threaten climate progress

The European Union's plan to include natural gas in a list of activities considered sustainable could derail its progress in reducing greenhouse gas emissions at a time when climate scientists are calling for dramatic reductions ...

Tackling air quality and COVID-19 in the classroom

As the days get colder, teachers not only face the usual seasonal battle of keeping classrooms at a comfortable temperature but also trying to reduce the COVID-19 virus count in the environment. How to reduce virus spread ...

Cutting HFCs to cool the Earth

To have a better chance of holding global warming to 1.5 degrees Celsius, we need to accelerate the phase-down of HFC refrigerants under the Montreal Protocol. This could also reduce pollution and improve energy access.

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