Extended Data Fig. 1: Comparison of Google and Apple data.
From: Current and future global climate impacts resulting from COVID-19

Comparison of Google and Apple data. The Apple driving change in April plotted against the Google transit change for available nations. Example countries are highlighted. The size of the symbol gives a measure of the correlation over Feb-June 2020, ranging from 0.39 for Sweden to over 0.96 (India). The dashed line indicates equality.