Privacy group gets NSA files on utility research

(Phys.org)—Files obtained by the Electronic Privacy Information Center (EPIC) and provided to CNET show that the National Security Agency (NSA) under its secret Perfect Citizen program is looking at the computerized systems ...

Reducing CO₂ emissions by 20% with only a 2% economic loss

A "rapid and far-reaching change" is necessary to prevent catastrophic climate change, according to the Intergovernmental Panel on Climate Change (IPCC). "However, the transformation of the economy towards climate neutrality ...

Clusters of atmospheric rivers are costlier than expected

Early in 2023, a series of storms dumped record-breaking amounts of rain and snow across California. Flooding, power outages, and mudslides from the deluge resulted in 21 deaths and more than $3 billion in losses.

Can AI nip tree disease in the bud?

Global trade, tourism and other forms of human movement are accelerating the spread of tree and plant pathogens between continents. Dutch elm disease, first seen in Europe in 1910, was detected in Canada just four decades ...

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