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The COP26 climate summit: what scientists hope it will achieve

Physics World

The promise from many nations is to reach net-zero greenhouse-gas emissions by 2050 (or earlier) and interim targets are essential. But the United Nations has just said that the latest commitments of the 192 parties of the 2015 Paris agreement will equate to a 16% rise in global greenhouse-gas emissions in 2030 compared to 2010.

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Big Oil can’t increase production and pretend it’s part of the climate solution

Enviromental Defense

That was the timeline laid down by the most prestigious body of climate scientists for limiting warming to 1.5 To assess how serious net zero pledges are from corporations, there are three fundamental questions one should ask: Are they including all greenhouse gas emissions? degrees , the “safe” threshold for global warming.

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Physicists rise to the climate challenge: the October 2021 issue of Physics World

Physics World

“A code red for humanity” is how António Guterres, the United Nations’ secretary general, described the latest report from the Intergovernmental Panel on Climate Change , which summarizes our current scientific understanding of the Earth’s climate and the potential impact that changes to it could have on the planet.

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IPCC: Limiting warning to 1.5°C is almost beyond reach?

A Greener Life

The UN agency concluded global greenhouse gas (GHG) emissions are at the highest levels in human history and without immediate and deep emissions reductions across all sectors limiting climate change to 1.5°C They pointed to the fact that since 2010 the cost of solar, wind and battery technology has decreased by up to 85%.

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More frequent El Niño events predicted by 2040

A Greener Life

ENSO is so influential that climate scientists have dedicated decades to tracking and predicting its irregular cycles. Researchers are also studying how ENSO will be affected by climate change. Modelling a future of more frequent extremes.

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The huge carbon footprint of large-scale computing

Physics World

It turns out, for example, that climate-change researchers fly more frequently than scientists in other fields. Change 65 102184 ), climate scientists jet off two to three times a year on average, whereas other researchers get on planes just twice during that time. But other scientists also fly a lot.

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UN climate report warns the lives of over two billion people are at risk?

A Greener Life

For climate scientists, the war in Ukraine came at the worst possible time as the media attention they would have hoped for surrounding the release of the latest Intergovernmental Panel on Climate Change (IPCC) report was urgently diverted to the breaking news story of Russia invading Ukraine. By Anders Lorenzen.