Posted on August 12, 2018 by Generation MarsTerraforming, counterpoint… “The article’s basic mistake is in thinking Mars is a closed system. But no planet is a closed system.” Phil Metzger (@DrPhiltill) on X This NASA article says terraforming Mars isn’t possible “using present day technology.” This is true in the most pedestrian sense. Nobody has a “Mars terraforming machine” sitting in their garage, so the technology doesn’t exist in the present day. BUT /1 https://t.co/Si3GQy627p X (formerly Twitter)