科技与人工智能

The 2008 economic crisis changed the US's relationship with energy

来源: Ars Technica - All content · 发布于

The 2008 economic crisis changed the US's relationship with energy
来源: Ars Technica - All content

One argument that often comes up about climate change is that fossil fuels are good because they powered economic growth that has left most people better off overall. And, to an extent, that has been true, but it's also an extremely limited perspective. It's pretty obvious now th

One argument that often comes up about climate change is that fossil fuels are good because they powered economic growth that has left most people better off overall. And, to an extent, that has been true, but it's also an extremely limited perspective. It's pretty obvious now that the growth they powered has come with very high costs that we've only recently started to pay, in the form of damages and disruptions from extreme weather events.

With things like sea level rise expected to continue for centuries even if we hit net zero, it's difficult to estimate how expensive that growth will eventually be. But that perspective is also limited: We now have better ways to power our growth—ways that are less environmentally damaging now and won't leave our descendants with a carbon debt that will be difficult to manage. Read full article Comments

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科学与环境

A record-breaking X-ray flash may reveal the birth of a magnetar

Astronomers have found strong evidence that some mysterious, minutes-long X-ray flashes are produced when two neutron stars collide and create a magnetar. One record-setting event glowed in X-rays for nearly 10 minutes, potentially opening a new way to find these extreme cosmic m

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