--- In [email protected], off_world_beings <no_re...@...> wrote: [snip] > Methane is a pollutant and is a massive greenhouse gas.
Indeed. More than CO2. Water vapour more so still. > CO2 is a pollutant also, because pollutants bind to it and > persist in the atmosphere, building up when they should > be released. Interesting. Can you explain more? (With reference to Earth rather than Venus would be helpful.) I guess too that we need to know that for a given mass of "pollutant" that it would "bind" under current and future CO2 levels, whereas it would not have done so under, say, 19th century CO2 levels.
