webtrail Brian · My field notebook for trails and the web

22 stops in the catalog

Catalog

Every stop that sits on a trail, kept as an entry of its own. One external site each, opened and read, with a line on why it earned its place.

Category AI and Developer Psychology AI datacenters Camera Reviews Hiking

Keyword 35mm film 35mm prime ai coding assistants ai generated code ai hardware ai pair programming backcountry skills backpacking berkeley lab carbon footprint code review cognitive bias cognitive load compact camera compute demand data center capacity data center energy efficiency data center siting data center water use data centers data provenance day hike decision making declination deskilling developer burnout developer productivity developer trust eeg electricity demand electricity rates embodied carbon energy consumption energy estimates eye tracking film photography fujifilm x-t5 generative ai geographic concentration grid stress growth trends hiking gear hyperscale japan job demands junior developers learning to code life-cycle assessment literature review llm assisted development local impact map and compass market share minimal gear mirrorless nasa tlx navigation olympus trip 35 one camera one lens packing list point and shoot randomized controlled trial research research methodology ricoh gr iiix selection bias skill formation tax incentives ten essentials tpu travel photography water filters water footprint water treatment water usage effectiveness wellbeing wue

Screenshot of the PMC page for the Patterns journal article on data center carbon and water footprints by Alex de Vries-Gao, showing the NIH/NLM header, the Cell Press Patterns banner, the December 2025 citation with DOI and PMCID, the title and author byline, and a right-hand sidebar with View on publisher site, PDF, Cite, Collections and Permalink actions.

A Peer-Reviewed Look at AI Data Centers' Water and Carbon Footprints

Patterns, a Cell Press journal, published this analysis by researcher Alex de Vries-Gao in December 2025, and PMC...

arXiv abstract page for 'Concentrated siting of AI data centers drives regional power-system stress under rising global compute demand', submitted 13 March 2026 by Danbo Chen and five co-authors, with an abstract reporting Power Stress Index values above 0.25 for Oregon, Virginia and Ireland against more absorbent grids in Texas and Japan

AI Data Center Siting and Regional Power-Grid Stress, on arXiv

arXiv hosts this preprint, an AI-energy coupling framework that models where AI data centers are being built and what...

OSTI.GOV bibliographic record for the technical report 'United States Data Center Energy Usage Report: 2025 Update,' dated 18 June 2026, listing eight Lawrence Berkeley National Laboratory authors, an abstract projecting data centers at 11.8% of US electricity by 2030, a green 'View Technical Report' button, and a details table naming LBNL as research organization and three USDOE offices as sponsors

Berkeley Lab's 2025 US Data Center Energy Usage Report on OSTI.GOV

OSTI.GOV is the U.S. Department of Energy's public clearinghouse for federally sponsored research, and this page...

arXiv abstract page for a life-cycle emissions study of AI hardware, listing seven authors including David Patterson and Parthasarathy Ranganathan, with an abstract on manufacturing emissions of TPUs and a sidebar linking to the PDF, HTML and TeX source

Cradle-to-Grave Emissions Study of Google's TPU Hardware

This arXiv preprint presents what its authors call the first published cradle-to-grave life-cycle assessment of...

Koomey Analytics blog post dated Monday, August 17, 2026, titled Reviewing fleet average onsite water and infrastructure energy efficiency for the top twenty global data center operators, showing the opening paragraphs, the WUE equation set as water consumption or withdrawals in liters over computing electricity consumption in kWh, and a cartoon portrait of Jonathan Koomey in a black hat with a partial client list below it in the right sidebar.

Koomey Analytics Previews a New Data Center Water Use Study

Koomey Analytics is the site of Jonathan Koomey, an independent energy researcher who writes about data center...

Oxford University Research Archive record page for the journal article 'Sources of data center energy estimates: A comprehensive review', under the ORA and University of Oxford mastheads, showing the full abstract, Publication status Published and Peer review status Peer reviewed, an Actions row of Email, Share, Cite and Print, and links to the two deposited Mytton and Ashtine 2022 PDFs

Sources of Data Center Energy Estimates: An Oxford Review

This record on the Oxford University Research Archive (ORA) holds Mytton and Ashtine’s 2022 study, which audits where...

Synergy Research Group article datelined Reno, NV, March 19 2025, headlined 'Hyperscale Data Center Count Hits 1,136; Average Size Increases; US Accounts for 54% of Total Capacity,' with a bar chart of operational hyperscale data centers rising from about 430 in Q4 2017 to 1,136 in Q4 2024 under a yellow growth arrow, beside a pie chart splitting Q4 2024 capacity between the United States at 54 percent, China 16, Europe 15, rest of APAC 10 and rest of world 5

Synergy Research's 2024 Hyperscale Data Center Capacity Count

Synergy Research Group, a market research firm tracking cloud and data center markets, publishes a quarterly count of...

JLARC report landing page headed 'Data Centers in Virginia' beneath the Joint Legislative Audit and Review Commission masthead and Virginia General Assembly seal, labelled 'Archived report' beside a 2026 National Legislative Program Evaluation Society Certificate of Impact seal, with a four-panel banner of blue-lit server room interiors and exterior data center buildings, a sidebar of PDF links for Summary, Report, Recommendations, Presentation and a consultant review of electric infrastructure and rate impacts, and the opening 'Why we did this study' text

Virginia's Legislative Study on Data Centers' Local Impact

JLARC — the Joint Legislative Audit and Review Commission — is the Virginia General Assembly's own oversight agency,...