- Improve colour gradients, especially water.
Examples:
http://soliton.vm.bytemark.co.uk/pub/cpt-city/tp/tn/tpsfhm.png.index.html http://soliton.vm.bytemark.co.uk/pub/cpt-city/wkp/encyclopedia/tn/meyers.png.index.html
- Check/confirm
Colour.inGradient
, seems too abrupt. - Better scaling of precipitation to gradient.
- Separate greenhouse gas into water vs other. Seems to produce good results.