{"version":"1.0","type":"rich","title":"keeling Curve","description":"This visualization reproduces the Keeling Curve, showing the monthly average atmospheric CO2 concentration from 1958 onward. The line chart displays a clear upward trend in CO2 levels over time, with the seasonal fluctuations visible in the data. The code uses d3.line to generate the path and d3.timeParse with the format '%Y-%m' to convert date strings into JavaScript Date objects, with axes rendered using d3.axisLeft and d3.axisBottom. Data comes from the Global Monitoring Laboratory’s Trends in Atmospheric Carbon Dioxide dataset.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/0922f62a69234287bbc8e392f61327bb?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}