As Earth's land area is 149 Mkm2 and population 7.8 B, maximum available social distancing distance is 78 meters.#SocialDistancing— David Appell (@davidappell) March 16, 2020
As Earth's land area is 149 Mkm2 and population 7.8 B, maximum available social distancing distance is 78 meters.#SocialDistancing— David Appell (@davidappell) March 16, 2020
No comments:
Post a Comment