The “Load Data” tab is designed to load the database or user’s own data to the display window (Figure 2-2).


Figure 2 2. Load data tab
2.2.1 Load SOED online database
2.2.1.1 Satellite database
Click the “satellite” button in the SOED online database, and the satellite product query dialog box will pop up (Figure 2-3).


Figure 2-3. Satellite product in database dialog
Users can set the corresponding “data sets,” “product type,” “composition period,” “time range,” and “spatial range” for query. Query result is shown in Figure 2-4.


Figure 2‑4. Query result (The system does not provide "full selection" function, and the load time is related to the number of selected products.)
In the product “Query result” dialog, select the desired product and determine if the selected product is loaded directly to the 3D geosphere. Click the "OK" button, and the selected product will be loaded as a layer into the 3D display window (Figure 2-5). The loaded product is displayed in the left layer control panel window, and the user can operate the layer display order in the drop-down box of the target layer, or right-click on the related layer name for further operations.


Figure 2‑5. Loaded satellite product
2.2.1.2 In situ database
Click the button of "In-situ," and the dialog box of in situ data query will pop up (Figure 2-6). For the time being, only the global underway data set of the CDIAC database is included.


Figure 2‑6. In situ data query dialog