{"version":"1.0","type":"rich","title":"Ver2 of Earthquakes (past 30 days)","description":"This map shows the locations of earthquakes from the past 30 days, with each event drawn as a circle scaled by magnitude and colored by depth. The visualization uses real-time GeoJSON data from USGS.gov, and each earthquake marker is hyperlinked to its corresponding USGS event page. Built with D3.js, the map colors circles along a gradient to represent depth, with clickable markers that open detailed information for each recorded earthquake.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/32391bf1ef224afa9cf55c1efcbb75e0?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}