[vlehto]

>I fear that any savings in CO2 emissions will be useless, due to an increasing world population.

Not having kids would help, but suicide would help more.

Many things matter, but big things matter more than small things. Electricity, traffic, industrial production and heating are all big things. All linked to energy production.

[lispm]

> big things matter more than small things

Not if the small things come in large numbers.