An interesting and remarkably thorough appearing analysis of the
impact of converting from incandescent bulbs to CFL bulbs in Canada.
While country wide this would lead to a new reduction in CO2
emissions, in a number of provinces the net effect would be an
increase in annual CO2 emissions.
I don't have the figures to hand but somebody said that in eg Quebec
the effect would be the same as adding 24,000? motor vehicles on the
The report notes that some people find the results implausible and
analyses the typical reasons s=and why the results are indeed correct
I won't spoil it for you by pointing out t simple reason that this
effect occurs. Ask if you can't see why. (Skim report first).
Impact of Conversion to Compact Fluorescent Lighting, and
other Energy Efficient Devices,
on Greenhouse Gas Emissions