Rivka Fidel, PhD
@rivkafidel.bsky.social
Career track professor teaching #soil and #environmental science in Tucson, Arizona. 🌵
#biochar #biogeochemistry #soilchemistry
Unapologetic feminist scientist 👩🔬 and ally 🌈
Opinions my own
#biochar #biogeochemistry #soilchemistry
Unapologetic feminist scientist 👩🔬 and ally 🌈
Opinions my own
Perchance you fell through the ice head-first?
November 27, 2025 at 3:24 AM
Perchance you fell through the ice head-first?
I co-wrote a free one!
www.iastatedigitalpress.com/plugins/book...
For something more advanced, though, the book I first learned from is The Nature and Properties of Soils by Brady and Weil. There's a shorter version of it called Elements of the Nature and Properties of Soils, too.
www.iastatedigitalpress.com/plugins/book...
For something more advanced, though, the book I first learned from is The Nature and Properties of Soils by Brady and Weil. There's a shorter version of it called Elements of the Nature and Properties of Soils, too.
November 21, 2025 at 4:44 AM
I co-wrote a free one!
www.iastatedigitalpress.com/plugins/book...
For something more advanced, though, the book I first learned from is The Nature and Properties of Soils by Brady and Weil. There's a shorter version of it called Elements of the Nature and Properties of Soils, too.
www.iastatedigitalpress.com/plugins/book...
For something more advanced, though, the book I first learned from is The Nature and Properties of Soils by Brady and Weil. There's a shorter version of it called Elements of the Nature and Properties of Soils, too.
Reposted by Rivka Fidel, PhD
The current trajectory of "AI" energy and water use also mean tech co.'s won't meet stated carbon-neutral & water-positive goals. And that's w/o considering the resource use in building data centers in the 1st place (the authors say this is outside their scope); with that data, the picture is Worse.
Environmental impact and net-zero pathways for sustainable artificial intelligence servers in the USA - Nature Sustainability
The rapid expansion of AI server installations in the United States poses sustainability challenges in terms of water usage and carbon emissions. A study now quantifies these potential impacts and out...
www.nature.com
November 14, 2025 at 7:34 AM
The current trajectory of "AI" energy and water use also mean tech co.'s won't meet stated carbon-neutral & water-positive goals. And that's w/o considering the resource use in building data centers in the 1st place (the authors say this is outside their scope); with that data, the picture is Worse.
Can't see it in Southern Arizona, but didn't try my phone.
November 12, 2025 at 2:58 AM
Can't see it in Southern Arizona, but didn't try my phone.