PURR Registry

Arequipa Peru Agricultural Soil Chemistry with pXRF and VNIR spectroscopy

10.4231/MFTM-QC39

Abigail Tomasek , Cliff T Johnston , Darrell G Schulze , Erika J Foster , Juan Lopa Bolivar , Lucia Zuniga , Martha Jimenez Castaneda , Martin Villalta Soto , Sabina Yeasmin , Timothy Filley , Walter D. Leon-Salas , Zachary Brecheisen

05/05/2021

Soil chemistry data for two agricultural areas: an irrigated desert in the Majes District and sites around the City of Arequipa. Data include soil wet chemistry (pH, EC, carbon, etc), and portable X-ray fluorescence and visible near infrared...

Agriculture Arequipa Nexus Institute EAPS Peru proximal spectroscopy soil chemistry soil health soil reflectance visible near infrared x-ray fluorescence

Groundwater chemistry within Arequipa, Peru in the Characato, Chiguata, and Lagunas Salinas study areas

10.4231/PJRM-Q992

Elizabeth Olson , Lisa R. Welp , Marty D. Frisbee , Odiney Alvarez Campos

01/14/2022

We identified recharge zones and groundwater flowpaths supporting springs near Arequipa, Peru using general chemistry and isotopic tracers (δ18O, δ2H, and 3H) in springs, surface waters, and precipitation sampled from March 2019 through February...

Andes Arequipa Arequipa Nexus Institute Chemistry EAPS Groundwater Peru recharge salar stable isotopes

Water vapor stable isotope memory effects of common tubing materials

10.4231/T6J3-H649

Alexandra Meyer , Lisa Welp-Smith

11/16/2023

A laboratory experiment testing the water vapor isotopic memory of a few common air intake tubing materials (PFA, FEP, PTFE, HDPE, and copper, plus Bev-A-Line XX). Memory metrics are quantified at 2 different temperatures.

carryover deuterium excess EAPS isotopic Los Gatos memory effect water isotopes Water Vapor

Atmospheric emission of nanoplastics from sewer pipes repair

10.4231/XR71-ZM27

Alexander Laskin , Ana Morales , Andrew Whelton , Brandon Boor , Brian O'Callahan , Brianna Peterson , Christopher West , Felipe Rivera-Adorno , Jay Tomlin , John Howarter , Patrick El-Khoury , Ryan Moffet , Seyedeh Sendesi , Steven Sharpe , Swarup China , Yoorae Noh

08/12/2022

Common technology of sewer pipe repairs emits airborne nanoplastic particles at significant scale that may impact the environment and air quality in urban areas.

airborne particles Chemistry EAPS environmental nanoplastics urban emissions

Testing common tubing materials for memory effects during water vapor stable isotope measurements

10.4231/TTQ4-3G44

Alexandra Meyer , Lisa Welp-Smith

09/29/2022

A laboratory experiment testing the water vapor isotopic memory of a few common air intake tubing materials (PFA, FEP, PTFE, HDPE, and copper). e-folding times are quantified at 2 different temperatures.

carryover deuterium excess EAPS isotopic Los Gatos memory effect water isotopes Water Vapor

BreakOut Automatic Picking From Image Logs (BOAPFIL)

10.4231/Q677-QE32

Douglas R Schmitt , Wenjing Wang

09/06/2022

A Matlab-based algorithm that picks breakout azimuth and width from ultrasonic image logs automatically

breakout EAPS ultrasonic image log wellbore stability analysis

Peatlands and their carbon dynamics in northern high latitudes from 1990 to 2300: A process-based biogeochemistry model analysis

10.4231/QP7V-V527

Bailu Zhao , Qianlai Zhuang

09/20/2022

This study simulates the C dynamics of northern peatlands during1990-2300. Before 2100, northern peatlands are a C source under all climate scenarios except for the mildest one. Afterwards, northern peatlands under all scenarios are C sources.

C source EAPS future response northern peatlands P-TEM

Modeling carbon accumulation and greenhouse gas emissions of northern peatlands since the Holocene

10.4231/FV42-TZ12

Bailu Zhao , Qianlai Zhuang , Steve Frolking

10/24/2022

This dataset is used to reproduce the results in Modeling carbon accumulation and greenhouse gas emissions of northern peatlands since the Holocene. The dataset includes simulated pan-Arctic peat thickness, soil C stock and historical permafrost...

EAPS Holocence norhtern peatlands P-TEM Permafrost Python Code

The importance of interactions between snow, permafrost and vegetation dynamics in terrestrial carbon balance in circumpolar regions

10.4231/E1AD-DB33

Qianlai Zhuang , Yiming Xu

10/04/2022

This data contains model output of net primary production (NPP), heterotrophic respiration (RH), foliage projection cover (FPC) and soil temperature.

Carbon EAPS Permafrost Vegetation

Methane emissions from Arctic landscapes during 2000-2015: An analysis with land and lake biogeochemistry models

10.4231/SJC1-9F83

Qianlai Zhuang , Xiangyu Liu

11/15/2022

This data contains the processed model output of methane emission from the ALBM and TEM-MDM models.

ALBM EAPS lake Methane Emission TEM-MDM wetlands

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Total is 64 Results