> When dinosaurs roamed we had 3 to 5 times current co2 and planet was nearly all green, pole-to-pole ... If you promote a green healthy planet, then you should lobby for a co2-fertilized atmosphere, not a co2-starved atmosphere.

Genuinely embarrassing as a key argument. He neglects to mention that sea levels fluctuated 50-150m higher during the period of the dinosaurs!

God knows how many major cities around the world are coastal.

This is the effect on the San Francisco Bay Area of a 1.5m sea level rise plus 1m storm surge:

http://sfist.com/2015/07/31/mapping_the_projected_8_foot_sea...