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Leaflet Tiles © Esri — Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012
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- Summary
- This project is focused on recording and documenting the acoustic emissions from passive ice fracturing events in a shallow fresh water environment.
- Project
- SWIFT-A (Shallow Water Ice Fracture Tracking and Acoustics)
- Creation Date
- 2025-03-24
- Identifier
- https://www.wdc-climate.de/ui/entry?acronym=swifta
- Summary
- A data set containing passive acoustic data from microphones, geophones and hydrophones placed on a frozen lake for 1 week. The experiment was conducted in February of 2024 on Portage Lake in the Upper
- Project
- SWIFT-A (Shallow Water Ice Fracture Tracking and Acoustics)
- Authors
- Case, John; Brown, Daniel; Barnard, Andrew
- Keywords
- Ice sheets
- acoustics
- fracture
- ice
- Creation Date
- 2025-03-24
- Temporal Coverage
- 2024-02 TO 2024-03
- Spatial Coverage
- Longitude: -88.00, -88.00 Latitude: 47.00, 47.00
- Status
- metadata only
- Summary
- HDF5 files containing impulse and responses for a series of force hammer impacts on the ice surface in locations around each acoustic array. Files are denoted with "_sync" for synchronous measurements,
- Project
- SWIFT-A (Shallow Water Ice Fracture Tracking and Acoustics)
- Variables
- sound_pressure_in_water
- sound_pressure_in_air
- surface_velocity_of_ice_sheet
- ice_surface_impact_hammer_force
- Creation Date
- 2025-03-24
- Temporal Coverage
- 2024-02 TO 2024-03
- Spatial Coverage
- Longitude: -88.00, -88.00 Latitude: 47.00, 47.00
- License
- Creative Commons Attribution 4.0 International (CC BY 4.0)
- Status
- metadata only
- Format
- other/diverse
- Summary
- HDF5 files containing 8 channels (4 underwater hydrophones, 4 in-air microphones) or 11 channels (4 underwater hydrophones, 1 on-ice triaxial geophone, 4 in-air microphones) of passive ice fracturing data
- Project
- SWIFT-A (Shallow Water Ice Fracture Tracking and Acoustics)
- Variables
- sound_pressure_in_water
- sound_pressure_in_air
- surface_velocity_of_ice_sheet
- Creation Date
- 2025-03-24
- Temporal Coverage
- 2024-02 TO 2024-03
- License
- Creative Commons Attribution 4.0 International (CC BY 4.0)
- Status
- metadata only
- Format
- other/diverse
- Summary
- weather (air temperature, barometric pressure, relative humidity, solar irradiance, wind speed, wind direction, wind gust speed) corresponding to the passive and active ice fracture datasets. Data sourced
- Project
- SWIFT-A (Shallow Water Ice Fracture Tracking and Acoustics)
- Variables
- wind_speed
- air_temperature
- dew_point_temperature
- wind_from_direction
- relative_humidity
- Creation Date
- 2025-03-24
- Temporal Coverage
- 2024-02 TO 2024-03
- Spatial Coverage
- Longitude: -89.00, -89.00 Latitude: 47.00, 47.00
- License
- Creative Commons Attribution 4.0 International (CC BY 4.0)
- Status
- metadata only
- Format
- other/diverse