GPlates Deconstructions

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Valdes / BRIDGE

A coupled run with an ocean you can descend through.

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Valdes / BRIDGE

What it is

The Valdes et al. 2021 BRIDGE simulation, kept separate because its ocean grid does not share a depth range with the other climate fields. Atmosphere is monthly; the ocean is annual across 20 depth levels.

Contents

  • AtmosphereSurface air temperature and related fields, monthly.
  • OceanPotential temperature and velocity at 20 depths.
  • CurrentsGlyphs or streaks, at any depth.
  • SurfaceThe same reconstructed coastlines and boundaries.

Controls

  • Drag to rotate, scroll to zoom.
  • Depth selector for ocean fields, month slider for atmospheric ones.

Lesson sketches

Undergraduate · 60 min

Down through the thermocline

  1. Fix a low-latitude point. Record temperature at every depth level.
  2. Plot temperature against depth and mark the thermocline.
  3. Repeat at high latitude. Explain the different shape.

Where is there no thermocline at all, and what does that allow?

Senior secondary · 50 min

Surface currents are not the circulation

  1. Draw the surface current pattern as gyres on a blank map.
  2. Switch to the deepest level and draw it again.
  3. Mark where the two run in opposite directions.

A bottle and a submarine released at the same spot: where does each end up?

Source