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Earth Sciences Jul 31, 2024

Can geoengineering protect Earth's icesheets?

It's time to take a thorough, more serious look at using geoengineering to protect the planet's icesheets, according to a group of scientists who have released a new report examining the issue. Glacial geoengineering is an ...

Earth Sciences Jul 25, 2024

Warming has more impact than cooling on Greenland's 'firn,' physics-based model reveals

Scientists have known from ice core research that it's easier to melt an ice sheet than to freeze it up again. Now, they know at least part of the reason why, and it has to do with ice's "sponginess," according to a new study ...

Environment Jul 22, 2024

Opinion: A 'green new deal' is Canada's best hope of achieving a just carbon-zero transition

The idea of a "green new deal" has gained considerable ground in recent years.

Earth Sciences Jul 11, 2024

Scientists call for 'major initiative' to study whether geoengineering should be used on glaciers

A group of scientists have released a landmark report on glacial geoengineering—an emerging field studying whether technology could halt the melting of glaciers and ice sheets as climate change progresses.

Earth Sciences Jun 25, 2024

Marine cloud brightening models show unexpected consequences of geoengineering

A combined team of Earth scientists and climate specialists at the University of California San Diego and the National Center for Atmospheric Research has found via modeling that geoengineering projects such as marine cloud ...

Earth Sciences Jun 20, 2024

Defunct satellites burning up in the atmosphere could damage the ozone layer

Communications companies such as Starlink plan to launch tens of thousands of satellites into orbit around Earth over the next decade or so. The growing swarm is already causing problems for astronomers, but recent research ...

Environment Jun 11, 2024

Climate misinformation overshadows record floods worldwide

Climate skeptics are scapegoating a weather modification technique known as cloud seeding to deny the role of global warming in historic floods that have recently devastated countries from Brazil to Kenya.

Environment May 30, 2024

Reduced sulfur content in shipping fuel associated with increased maritime atmospheric warming

An 80% reduction in sulfur dioxide shipping emissions observed in early 2020 could be associated with substantial atmospheric warming over some ocean regions, according to a modeling study published in Communications Earth ...

Environment May 23, 2024

What is 'net zero,' anyway? A short history of a monumental concept

Last month, the leaders of the G7 declared their commitment to achieving net zero emissions by 2050 at the latest. Closer to home, the Albanese government recently introduced legislation to establish a Net Zero Economy Authority, ...

Ecology Apr 28, 2024

Longer-lasting ozone holes over Antarctica expose seal pups and penguin chicks to much more UV

Over the last 25 years, the ozone hole which forming over Antarctica each spring has started to shrink.

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