09/11/2021

New emissions pledges barely affect global heating: UN

New emissions-cutting pledges—including a vow during COP26 by India to be carbon neutral by 2070—are likely to have a minimal effect on temperature rises this century, an updated UN assessment said Tuesday.

'Faulty' science used by Trump appointees to cut owl habitat

Political appointees in the Trump administration relied on faulty science to justify stripping habitat protections for the imperiled northern spotted owl, U.S. wildlife officials said Tuesday as they struck down a rule that ...

Facebook, the metaverse and the monetisation of higher education

The metaverse is a virtual world in which users, represented by an avatar, can shop, socialize, take part in leisure activities—and learn. Its development has become a priority for many tech companies, including Facebook ...

Unearthing the cause of slow seismic waves in subduction zones

In modern subduction zones—regions around the world that have one tectonic plate sliding past another—one area can act like molasses for seismic waves. These anomalous areas are called low-velocity zones, or LVZs. In ...

Cellular aging: A basic paradox elucidated

In a study published in Nucleic Acids Research, the team of cancer researcher Francis Rodier, an Université de Montréal professor, shows for the first time that cellular senescence, which occurs when aging cells stop dividing, ...

Do Europeans think social media is harmful?

If you are undecided about whether social media is truly harmful to young people's mental well-being, you are not alone. Even scientists cannot agree on social media's effect on teenagers' mental health. Some researchers ...

Keeping track of rare mountaintop plants with drones

When an endangered plant's favorite place to live is the side of a mountain, keeping track of its numbers typically requires rappelling down cliff faces with specialized gear––no mean feat. Now, a drone-based approach ...

Coastal threats can be tackled with more focus on adapting

A timely new report demonstrates how planners and local government decisionmakers can reduce risk from coastal hazards now, ahead of new legislation, thereby speeding up adaptation to the impacts of climate change.

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