Dr. Alexandre Santerne 🌍 on Nostr: checking the carbon footprint with npub142kx4…e7e0z apps, it’s really a ...

checking the carbon footprint with npub142kx4fnqax2h97yz2kd9gnvv30fhdf5epuy3wjenrgnknqep32uqse7e0z (npub142k…7e0z) apps, it’s really a low-carbon trip … only 9+/-3 kg CO2eq. per person (one way).