Results 111 to 120 of about 8,442,772 (211)

Demonstration; Drawbar Test; Waterloo Boy

open access: yes, 1956
Demonstration at the Tractor Test Lab. This Waterloo Boy's manufacturer was bought later by John Deere. "Waterloo Boy by John Deere on kerosene was the first tractor tested at the University of Nebraska in 1920." The Waterloo Boy tractor is shown on the ...
Nebraska Tractor Test Laboratory
core  

An RGB‐D Approach Assisted by Foundation Models for Reconstructing Bedforms With Artificial Vegetation

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 10, October 2026.
Abstract Detecting sand beds in laboratory sediment experiments is challenging, especially when artificial vegetation or other structures are present. RGB‐D cameras offer fast, high‐resolution, and low‐cost sand bed reconstruction. However, the commonly applied Simultaneous Localization and Mapping (SLAM)‐based approaches for RGB‐D data often fail on ...
Xinya Liang   +3 more
wiley   +1 more source

test

open access: yes, 2000
test
core  

Strong‐Acid Weathering in a Carbonate‐Siliciclastic Cropland Diminishes Removal of CO2 From the Atmosphere Without Becoming a CO2 Source

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 10, October 2026.
Abstract One strategy to remove carbon dioxide (CO2) from the atmosphere is to accelerate weathering in croplands by adding powdered rock. Both silicate and carbonate minerals can be effective as amendments, but strong acids from rain and fertilizer diminish CO2 removal and can promote degassing of CO2 from carbonate minerals (geogenic CO2).
Michael J. Forgeng   +6 more
wiley   +1 more source

Mapping the Spatial Sensitivity of Aquitard Hydraulic Parameters on Pumping Test Drawdowns. [PDF]

open access: yesGround Water
van Leer MD   +4 more
europepmc   +1 more source

Amazon River Plume Control on Carbonate Chemistry in the Western Tropical Atlantic

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 10, October 2026.
Abstract The Amazon River Plume (ARP) modulates the carbonate system of the western Tropical Atlantic (WTA) through physical and biological processes, including freshwater dilution, biological carbon uptake, and circulation‐driven transport; however, its basin‐scale impact has not been quantitatively assessed.
Matheus Batista   +4 more
wiley   +1 more source

The Transformation of Trace Metal Distributions Across the Mackenzie Shelf and Through the Northwest Passage

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 10, October 2026.
Abstract Understanding the distributions of trace elements, like iron (Fe), manganese (Mn), cobalt (Co), nickel (Ni), copper (Cu), zinc (Zn), cadmium (Cd), lead (Pb), barium (Ba), and vanadium (V) in the Arctic Ocean is motivated in part because they can modulate key biogeochemical rate processes as micronutrients and/or toxins for primary producers ...
Tia K. Anderlini   +2 more
wiley   +1 more source

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