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#hydrology

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If you're thinking about solute export patterns across the contiguous USA, well that's a coincidence. Because here's a link to a paper with the title "Solute export patterns across the contiguous USA".

"We illustrate how our inductive approach generated new hypotheses that can be tested at discrete, representative catchments using deductive approaches to better understand the processes underlying solute export patterns."

📖🔗: bit.ly/41O10xv

There's only one month left for open comments on our current preprint, which looks at rainfall recharge thresholds before and after a fire.

We are very interested to get some community input! If you are interested in #groundwater #waterResources #karstHydrology #hydrology, please check it out.

egusphere.copernicus.org/prepr

@Andbaker

egusphere.copernicus.orgRainfall recharge thresholds decrease after an intense fire over a near-surface cave at Wombeyan, AustraliaAbstract. Quantifying the amount of rainfall needed to generate groundwater recharge is important for the sustainable management of groundwater resources. Here, we quantify rainfall recharge thresholds using drip loggers situated in a near-surface cave: Wildman’s cave at Wombeyan, southeast Australia. In just over two years of monitoring, 42 potential recharge events were identified in the cave, approximately 4 m below land surface which comprises a 30° slope with 37 % bare rock. Recharge events occurred within 48 hours of rainfall. Using daily precipitation data, the median 48 h rainfall needed to generate recharge was 19.8 mm, without clear seasonal variability. An intense experimental fire experiment was conducted 18 months into the monitoring period: the median 48 h rainfall needed to generate recharge was 22.1 mm before the fire (n=22) and 16.4 mm after the fire (n=20), with the decrease in rainfall recharge most noticeable starting three months after the fire.. Rainfall recharge thresholds and number of potential recharge events at Wildman’s Cave are consistent with those published from other caves in water-limited Australia. At Wildman’s Cave, we infer that soil water storage, combined with the generation of overland flow over bare limestone surfaces is the pathway for water movement to the subsurface via fractures and that these determine the rainfall recharge threshold. Immediately after the fire, surface ash deposits initially retard overland flow, and after ash removal from the land surface, soil loss and damage decrease the available soil water storage capacity, leading to more efficient infiltration and a decreased rainfall recharge threshold.

Fluvial System Block Diagrams
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I was looking to understand a fluvial system the other day, up in the high Arctic, as I looked at 3DEP remote sensed elevation data… I have always been fascinated by the how geology, water, weather shapes a landscape, including erosion (aka geomorphology if you will) – and realized how very much value fluvial block diagrams have as we try to conceptualise what has, is and will happen(ed.)
#spatial #spatiotemporal #morphology #meander #levee #understanding #oxbow #pointbar #river #water #hydrology #landform #geomorphology #geomorphometry #geology #fluvial #riverine #weather #climate #erosion #sediment #sedimentation #Arctic #3dep #opendata #DEM #BeringSea #northslope #opendata #fedservice

"Degrading water quality is one of the most urgent issues for human society in the 21st century."

Brigham Young-based Cluster member Ben Abbot is one of the co-authors on this article exploring how researchers make the most out of each sample they collect.

Read "Spatial Persistence of Water Chemistry Patterns Across Flow Conditions in a Mesoscale Agricultural Catchment" via the link below.

📖🔗: bit.ly/4cCjynw

NASA’s New Satellite Could Change the Way We Farm Forever
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scitechdaily.com/nasas-new-sat <-- shared technical article
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nisar.jpl.nasa.gov/ <-- shared NISCAR page
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youtu.be/ONHTazfGoiM?si=y2n0ab <-- shared overview video
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Precision Agriculture at Scale | Mapping Crops with Advanced Radar | Cutting-Edge Techniques for Crop Identification | Enhancing Crop Forecasts with NISAR Data | Tracking Soil Moisture for Smarter Farming
#GIS #spatial #mapping #farming #agriculture #farmingintelligence #spatialanalysis #spatiotemporal #fedscience #satellite #earthobservation #remotesensing #policy #planning #management #efficiency #radar #planting #irrigation #waterresources #tools #resources #economics #costs #moisture #crops #AI #machinelearning #water #hydrology #NISAR
@nasa | @ISRO | @JPL

Hydrography (Oceanography 🌊)

Hydrography is the branch of applied sciences which deals with the measurement and description of the physical features of oceans, seas, coastal areas, lakes and rivers, as well as with the prediction of their change over time, for the primary purpose of safety of navigation and in support of all other marine activities, including economic development, security an...

en.wikipedia.org/wiki/Hydrogra