6 Interface
6.1 🧭 Browse the Map
The map displays an area around Mount Everest within a 15 km radius.
You can drag the map and zoom in to view different areas.
Routes are color-coded to indicate different levels of risk.
6.2 📅 Select Time Range
In the white panel at the top center:
Find the “Select time range” section.
Drag the timeline (Date Slider) to choose the date range you’re interested in.
he map and charts will automatically update to show the snow coverage during that period.
6.3 🧭 Select Climbing Route
In the “Select route” section, open the dropdown menu.
Choose the route you’re interested in.
The map will automatically highlight that route and display:
- 📊 The snow danger index chart for the selected route over the last 6 months.
- 🧗 The elevation profile of the route.
6.4 ✅ Switch Layers
You can toggle the following layers to help assess climbing risks:
- ☑️ Mean Temperature Layers: Shows the daytime/nighttime average temperatures from 2011–2024.
- ☑️ Slope > 20°: Displays areas with steep slopes.
- ☑️ Aspect (Slope > 20°): Displays the orientation (aspect) of steep slopes.
- ☑️ Slope ≤ 20°: Displays areas with gentle slopes (potential safer paths).
Check or uncheck the boxes to control the visibility of these layers.
6.5 🖱 Click on the Map for Details
You can click on any location on the map:
- 🔸 If you click on a route, a pop-up window will appear on the left displaying:
- The route name and the danger index for the selected time range.
- 🔹 If you click on another location on the map, two charts will appear:
- The daytime land surface temperature (LST) time series.
- The nighttime land surface temperature time series.
- 🔸 If you click on a route, a pop-up window will appear on the left displaying:
6.6 🧊 Legend (Bottom Right)
Different colors represent different levels of snow cover:
- Gray: <25%
- Light Blue: 25–50%
- Dark Blue: 50–75%
- Cyan: >75%
Route color legend:
- 🟢 Safest route
- 🟡 Selected route
- 🔴 Other routes